[PATCH v2 8/8] dma-buf: use krealloc_array()

Bartosz Golaszewski
2020-11-02T15:21:06Z

Use the helper that checks for overflows internally instead of manually
calculating the size of the new array.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Acked-by: Christian König <christian.koenig@amd.com>
---
drivers/dma-buf/sync_file.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c
index 5a5a1da01a00..2925ea03eef0 100644
--- a/drivers/dma-buf/sync_file.c
+++ b/drivers/dma-buf/sync_file.c
@@ -270,8 +270,8 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a,
fences[i++] = dma_fence_get(a_fences[0]);

if (num_fences > i) {
- nfences = krealloc(fences, i * sizeof(*fences),
- GFP_KERNEL);
+ nfences = krealloc_array(fences, i,
+ sizeof(*fences), GFP_KERNEL);
if (!nfences)
goto err;

--
2.29.1