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authorFuqian Huang <huangfq.daxian@gmail.com>2019-07-15 00:18:44 -0300
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2019-08-13 11:54:39 -0300
commit6a11f0f588865f7f8bf2841d9a904c01158ada59 (patch)
treeec9ede901da4c56b9dc9c449bf8992ac87843b8e
parente671499303e4c0e4bee073889de8b90261ad5abb (diff)
downloadlinux-0-day-6a11f0f588865f7f8bf2841d9a904c01158ada59.tar.gz
linux-0-day-6a11f0f588865f7f8bf2841d9a904c01158ada59.tar.xz
media: ngene: Remove call to memset after pci_alloc_consistent
pci_alloc_consistent calls dma_alloc_coherent directly. In commit 518a2f1925c3 ("dma-mapping: zero memory returned from dma_alloc_*"), dma_alloc_coherent has already zeroed the memory. So memset is not needed. Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
-rw-r--r--drivers/media/pci/ngene/ngene-core.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/media/pci/ngene/ngene-core.c b/drivers/media/pci/ngene/ngene-core.c
index b75ab7d29226..af15ca1c501b 100644
--- a/drivers/media/pci/ngene/ngene-core.c
+++ b/drivers/media/pci/ngene/ngene-core.c
@@ -854,8 +854,6 @@ static int create_ring_buffer(struct pci_dev *pci_dev,
if (!Head)
return -ENOMEM;
- memset(Head, 0, MemSize);
-
PARingBufferCur = PARingBufferHead;
Cur = Head;
@@ -907,8 +905,6 @@ static int AllocateRingBuffers(struct pci_dev *pci_dev,
if (SCListMem == NULL)
return -ENOMEM;
- memset(SCListMem, 0, SCListMemSize);
-
pRingBuffer->SCListMem = SCListMem;
pRingBuffer->PASCListMem = PASCListMem;
pRingBuffer->SCListMemSize = SCListMemSize;