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libfslvpuwrap: fix tests of return value from IOGetVirtMem

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Same as similar patches for imx-vpu, the returned value from
IOGetVirtMem was not properly checked.

[Thomas: add upstream reference to the patch, suggested by Yann
E. Morin.]

Signed-off-by: Gary Bisson <bisson.gary@gmail.com>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Gary Bisson 2014-07-24 23:43:13 -07:00 committed by Thomas Petazzoni
parent 79d03a865d
commit 9b29dfc70a
1 changed files with 44 additions and 0 deletions
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package/libfslvpuwrap/libfslvpuwrap-0001-vpu_wrapper-fix-tests-of-return-value-from-IOGetVirt.patch Normal file
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@ -0,0 +1,44 @@
From 7ca66c10c05168c7d342df7c7a70d4a1ae0629f7 Mon Sep 17 00:00:00 2001
From: Eric Nelson <eric.nelson@boundarydevices.com>
Date: Sat, 28 Jun 2014 09:45:09 -0700
Subject: [PATCH] vpu_wrapper: fix tests of return value from IOGetVirtMem
IOGetVirtMem() returns a pointer or specifically -1 (MAP_FAILED)
in the case of failure.
This problem is being discussed upstream at
https://lists.yoctoproject.org/pipermail/meta-freescale/2014-June/008993.html.
Upstream-Status: Pending
Signed-off-by: Laci Tele <laci@boundarydevices.com>
Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
---
vpu_wrapper.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/vpu_wrapper.c b/vpu_wrapper.c
index 9249174..148c5df 100755
--- a/vpu_wrapper.c
+++ b/vpu_wrapper.c
@@ -6653,7 +6653,7 @@ VpuDecRetCode VPU_DecGetMem(VpuMemDesc* pInOutMem)
return VPU_DEC_RET_FAILURE;
}
ret=IOGetVirtMem(&buff);
- if(ret==0) //if(ret!=RETCODE_SUCCESS)
+ if(ret == -1) //if(ret==MAP_FAILED)
{
VPU_ERROR("%s: get virtual memory failure: size=%d, ret=%d \r\n",__FUNCTION__,buff.size,ret);
return VPU_DEC_RET_FAILURE;
@@ -8277,7 +8277,7 @@ VpuEncRetCode VPU_EncGetMem(VpuMemDesc* pInOutMem)
return VPU_ENC_RET_FAILURE;
}
ret=IOGetVirtMem(&buff);
- if(ret==0) //if(ret!=RETCODE_SUCCESS)
+ if(ret == -1) //if(ret==MAP_FAILED)
{
VPU_ENC_ERROR("%s: get virtual memory failure: size=%d, ret=%d \r\n",__FUNCTION__,buff.size,(UINT32)ret);
return VPU_ENC_RET_FAILURE;
--
1.9.1