Messages in this thread Patch in this message | | | Date | Wed, 23 Feb 2022 02:04:46 +0800 | From | kernel test robot <> | Subject | [PATCH] ANDROID: dma-buf: system_heap: fix returnvar.cocci warnings |
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From: kernel test robot <lkp@intel.com>
drivers/dma-buf/heaps/system_heap.c:312:5-8: Unneeded variable: "ret". Return "0" on line 321
Remove unneeded variable used to store return value.
Generated by: scripts/coccinelle/misc/returnvar.cocci
Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: kernel test robot <lkp@intel.com> ---
tree: https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android12-5.4 head: 0d36c5d6308623c56e2e94aff13e820cdd676bbf commit: 44008f99d9ca0793e2562967e1da01fa74ee4a41 [4032/9999] ANDROID: dma-buf: system_heap: Add pagepool support to system heap :::::: branch date: 6 hours ago :::::: commit date: 1 year ago
drivers/dma-buf/heaps/system_heap.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
--- a/drivers/dma-buf/heaps/system_heap.c +++ b/drivers/dma-buf/heaps/system_heap.c @@ -309,7 +309,6 @@ static int system_heap_zero_buffer(struc struct sg_page_iter piter; struct page *p; void *vaddr; - int ret = 0; for_each_sgtable_page(sgt, &piter, 0) { p = sg_page_iter_page(&piter); @@ -318,7 +317,7 @@ static int system_heap_zero_buffer(struc kunmap_atomic(vaddr); } - return ret; + return 0; } static void system_heap_dma_buf_release(struct dma_buf *dmabuf)
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