system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-10-04 10:26:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

media: ngene: Remove call to memset after pci_alloc_consistent

Browse source 
pci_alloc_consistent calls dma_alloc_coherent directly.
In commit 518a2f1925
("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>
This commit is contained in:
Fuqian Huang 2019-07-15 00:18:44 -03:00 committed by Mauro Carvalho Chehab
parent e671499303
commit 6a11f0f588
1 changed files with 0 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
drivers/media/pci/ngene/ngene-core.c
View file

@ -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;