* [edk2-devel] [PATCH v2 0/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix issues
@ 2023-07-17 9:11 Ranbir Singh
2023-07-17 9:11 ` [edk2-devel] [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue Ranbir Singh
0 siblings, 1 reply; 6+ messages in thread
From: Ranbir Singh @ 2023-07-17 9:11 UTC (permalink / raw)
To: devel, rsingh
v1 -> v2:
- Retain outer cast
Ranbir Singh (1):
MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue
MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--
2.34.1
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* [edk2-devel] [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue
2023-07-17 9:11 [edk2-devel] [PATCH v2 0/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix issues Ranbir Singh
@ 2023-07-17 9:11 ` Ranbir Singh
0 siblings, 0 replies; 6+ messages in thread
From: Ranbir Singh @ 2023-07-17 9:11 UTC (permalink / raw)
To: devel, rsingh; +Cc: Hao A Wu, Ray Ni
From: Ranbir Singh <Ranbir.Singh3@Dell.com>
Line number 365 does contain a typecast with UINT32, but it is after
all the operations (16-bit left shift followed by OR'ing) are over.
To avoid any SIGN_EXTENSION, typecast the intermediate result after
16-bit left shift operation immediately with UINT32.
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4209
Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Signed-off-by: Ranbir Singh <Ranbir.Singh3@Dell.com>
Signed-off-by: Ranbir Singh <rsingh@ventanamicro.com>
---
MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
index a77852bae054..57aefa04c215 100644
--- a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
+++ b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
@@ -362,7 +362,7 @@ IdentifyAtaDevice (
// Check logical block size
//
if ((PhyLogicSectorSupport & BIT12) != 0) {
- BlockMedia->BlockSize = (UINT32)(((IdentifyData->logic_sector_size_hi << 16) | IdentifyData->logic_sector_size_lo) * sizeof (UINT16));
+ BlockMedia->BlockSize = (UINT32)(((UINT32)(IdentifyData->logic_sector_size_hi << 16) | IdentifyData->logic_sector_size_lo) * sizeof (UINT16));
}
AtaDevice->BlockIo.Revision = EFI_BLOCK_IO_PROTOCOL_REVISION2;
--
2.34.1
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* [edk2-devel] [PATCH v2 0/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix issues
@ 2023-07-17 11:59 Ranbir Singh
2023-07-17 11:59 ` [edk2-devel] [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue Ranbir Singh
0 siblings, 1 reply; 6+ messages in thread
From: Ranbir Singh @ 2023-07-17 11:59 UTC (permalink / raw)
To: devel, rsingh
v1 -> v2:
- Retain outer cast
Ranbir Singh (1):
MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue
MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--
2.34.1
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* [edk2-devel] [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue
2023-07-17 11:59 [edk2-devel] [PATCH v2 0/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix issues Ranbir Singh
@ 2023-07-17 11:59 ` Ranbir Singh
2023-08-02 4:26 ` Ranbir Singh
2023-08-10 2:38 ` Wu, Hao A
0 siblings, 2 replies; 6+ messages in thread
From: Ranbir Singh @ 2023-07-17 11:59 UTC (permalink / raw)
To: devel, rsingh; +Cc: Hao A Wu, Ray Ni
From: Ranbir Singh <Ranbir.Singh3@Dell.com>
Line number 365 does contain a typecast with UINT32, but it is after
all the operations (16-bit left shift followed by OR'ing) are over.
To avoid any SIGN_EXTENSION, typecast the intermediate result after
16-bit left shift operation immediately with UINT32.
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4209
Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Signed-off-by: Ranbir Singh <Ranbir.Singh3@Dell.com>
Signed-off-by: Ranbir Singh <rsingh@ventanamicro.com>
---
MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
index a77852bae054..57aefa04c215 100644
--- a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
+++ b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
@@ -362,7 +362,7 @@ IdentifyAtaDevice (
// Check logical block size
//
if ((PhyLogicSectorSupport & BIT12) != 0) {
- BlockMedia->BlockSize = (UINT32)(((IdentifyData->logic_sector_size_hi << 16) | IdentifyData->logic_sector_size_lo) * sizeof (UINT16));
+ BlockMedia->BlockSize = (UINT32)(((UINT32)(IdentifyData->logic_sector_size_hi << 16) | IdentifyData->logic_sector_size_lo) * sizeof (UINT16));
}
AtaDevice->BlockIo.Revision = EFI_BLOCK_IO_PROTOCOL_REVISION2;
--
2.34.1
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^ permalink raw reply related [flat|nested] 6+ messages in thread* Re: [edk2-devel] [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue
2023-07-17 11:59 ` [edk2-devel] [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue Ranbir Singh
@ 2023-08-02 4:26 ` Ranbir Singh
2023-08-10 2:38 ` Wu, Hao A
1 sibling, 0 replies; 6+ messages in thread
From: Ranbir Singh @ 2023-08-02 4:26 UTC (permalink / raw)
To: devel, rsingh; +Cc: Hao A Wu, Ray Ni
[-- Attachment #1: Type: text/plain, Size: 2258 bytes --]
Hi Hao,
Just bringing this one to your attention in case it has got buried down
under ...
On the same lines as the following merged today -
https://github.com/tianocore/edk2/commit/c7c1170a4568ecc0f63e14ca6a844d40f47519a9
Best Regards,
Ranbir Singh
On Mon, Jul 17, 2023 at 5:29 PM Ranbir Singh <rsingh@ventanamicro.com>
wrote:
> From: Ranbir Singh <Ranbir.Singh3@Dell.com>
>
> Line number 365 does contain a typecast with UINT32, but it is after
> all the operations (16-bit left shift followed by OR'ing) are over.
> To avoid any SIGN_EXTENSION, typecast the intermediate result after
> 16-bit left shift operation immediately with UINT32.
>
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4209
>
> Cc: Hao A Wu <hao.a.wu@intel.com>
> Cc: Ray Ni <ray.ni@intel.com>
> Signed-off-by: Ranbir Singh <Ranbir.Singh3@Dell.com>
> Signed-off-by: Ranbir Singh <rsingh@ventanamicro.com>
> ---
> MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> index a77852bae054..57aefa04c215 100644
> --- a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> +++ b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> @@ -362,7 +362,7 @@ IdentifyAtaDevice (
> // Check logical block size
> //
> if ((PhyLogicSectorSupport & BIT12) != 0) {
> - BlockMedia->BlockSize =
> (UINT32)(((IdentifyData->logic_sector_size_hi << 16) |
> IdentifyData->logic_sector_size_lo) * sizeof (UINT16));
> + BlockMedia->BlockSize =
> (UINT32)(((UINT32)(IdentifyData->logic_sector_size_hi << 16) |
> IdentifyData->logic_sector_size_lo) * sizeof (UINT16));
> }
>
> AtaDevice->BlockIo.Revision = EFI_BLOCK_IO_PROTOCOL_REVISION2;
> --
> 2.34.1
>
>
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^ permalink raw reply [flat|nested] 6+ messages in thread* Re: [edk2-devel] [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue
2023-07-17 11:59 ` [edk2-devel] [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue Ranbir Singh
2023-08-02 4:26 ` Ranbir Singh
@ 2023-08-10 2:38 ` Wu, Hao A
2023-09-20 5:50 ` Wu, Hao A
1 sibling, 1 reply; 6+ messages in thread
From: Wu, Hao A @ 2023-08-10 2:38 UTC (permalink / raw)
To: Ranbir Singh, devel@edk2.groups.io; +Cc: Ni, Ray
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
Best Regards,
Hao Wu
> -----Original Message-----
> From: Ranbir Singh <rsingh@ventanamicro.com>
> Sent: Monday, July 17, 2023 7:59 PM
> To: devel@edk2.groups.io; rsingh@ventanamicro.com
> Cc: Wu, Hao A <hao.a.wu@intel.com>; Ni, Ray <ray.ni@intel.com>
> Subject: [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix
> SIGN_EXTENSION Coverity issue
>
> From: Ranbir Singh <Ranbir.Singh3@Dell.com>
>
> Line number 365 does contain a typecast with UINT32, but it is after all the
> operations (16-bit left shift followed by OR'ing) are over.
> To avoid any SIGN_EXTENSION, typecast the intermediate result after 16-bit
> left shift operation immediately with UINT32.
>
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4209
>
> Cc: Hao A Wu <hao.a.wu@intel.com>
> Cc: Ray Ni <ray.ni@intel.com>
> Signed-off-by: Ranbir Singh <Ranbir.Singh3@Dell.com>
> Signed-off-by: Ranbir Singh <rsingh@ventanamicro.com>
> ---
> MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> index a77852bae054..57aefa04c215 100644
> --- a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> +++ b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> @@ -362,7 +362,7 @@ IdentifyAtaDevice (
> // Check logical block size // if ((PhyLogicSectorSupport & BIT12) != 0) {-
> BlockMedia->BlockSize = (UINT32)(((IdentifyData->logic_sector_size_hi << 16)
> | IdentifyData->logic_sector_size_lo) * sizeof (UINT16));+ BlockMedia-
> >BlockSize = (UINT32)(((UINT32)(IdentifyData->logic_sector_size_hi << 16) |
> IdentifyData->logic_sector_size_lo) * sizeof (UINT16)); } AtaDevice-
> >BlockIo.Revision = EFI_BLOCK_IO_PROTOCOL_REVISION2;--
> 2.34.1
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^ permalink raw reply [flat|nested] 6+ messages in thread* Re: [edk2-devel] [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix SIGN_EXTENSION Coverity issue
2023-08-10 2:38 ` Wu, Hao A
@ 2023-09-20 5:50 ` Wu, Hao A
0 siblings, 0 replies; 6+ messages in thread
From: Wu, Hao A @ 2023-09-20 5:50 UTC (permalink / raw)
To: Ranbir Singh, devel@edk2.groups.io; +Cc: Ni, Ray
Pushed via:
PR - https://github.com/tianocore/edk2/pull/4841
Commit - https://github.com/tianocore/edk2/commit/4fb69c2bee3006b08ca2abba58843f7573e0c5c6
Best Regards,
Hao Wu
> -----Original Message-----
> From: Wu, Hao A
> Sent: Thursday, August 10, 2023 10:39 AM
> To: Ranbir Singh <rsingh@ventanamicro.com>; devel@edk2.groups.io
> Cc: Ni, Ray <ray.ni@intel.com>
> Subject: RE: [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix
> SIGN_EXTENSION Coverity issue
>
> Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
>
> Best Regards,
> Hao Wu
>
> > -----Original Message-----
> > From: Ranbir Singh <rsingh@ventanamicro.com>
> > Sent: Monday, July 17, 2023 7:59 PM
> > To: devel@edk2.groups.io; rsingh@ventanamicro.com
> > Cc: Wu, Hao A <hao.a.wu@intel.com>; Ni, Ray <ray.ni@intel.com>
> > Subject: [PATCH v2 1/1] MdeModulePkg/Bus/Ata/AtaBusDxe: Fix
> > SIGN_EXTENSION Coverity issue
> >
> > From: Ranbir Singh <Ranbir.Singh3@Dell.com>
> >
> > Line number 365 does contain a typecast with UINT32, but it is after
> > all the operations (16-bit left shift followed by OR'ing) are over.
> > To avoid any SIGN_EXTENSION, typecast the intermediate result after
> > 16-bit left shift operation immediately with UINT32.
> >
> > REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4209
> >
> > Cc: Hao A Wu <hao.a.wu@intel.com>
> > Cc: Ray Ni <ray.ni@intel.com>
> > Signed-off-by: Ranbir Singh <Ranbir.Singh3@Dell.com>
> > Signed-off-by: Ranbir Singh <rsingh@ventanamicro.com>
> > ---
> > MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> > b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> > index a77852bae054..57aefa04c215 100644
> > --- a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> > +++ b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
> > @@ -362,7 +362,7 @@ IdentifyAtaDevice (
> > // Check logical block size // if ((PhyLogicSectorSupport & BIT12) != 0)
> {-
> > BlockMedia->BlockSize = (UINT32)(((IdentifyData->logic_sector_size_hi
> > BlockMedia-><< 16)
> > | IdentifyData->logic_sector_size_lo) * sizeof (UINT16));+ BlockMedia-
> > >BlockSize = (UINT32)(((UINT32)(IdentifyData->logic_sector_size_hi <<
> > >16) |
> > IdentifyData->logic_sector_size_lo) * sizeof (UINT16)); } AtaDevice-
> > >BlockIo.Revision = EFI_BLOCK_IO_PROTOCOL_REVISION2;--
> > 2.34.1
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