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[v3,9/9] dma-buf: use krealloc_array()

Message ID 20201109110654.12547-10-brgl@bgdev.pl (mailing list archive)
State New, archived
Headers show
Series [v3,1/9] mm: slab: clarify krealloc()'s behavior with __GFP_ZERO | expand

Commit Message

Bartosz Golaszewski Nov. 9, 2020, 11:06 a.m. UTC
From: Bartosz Golaszewski <bgolaszewski@baylibre.com>

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 K├Ânig <christian.koenig@amd.com>
 drivers/dma-buf/sync_file.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c
index 5a5a1da01a00..20d9bddbb985 100644
--- a/drivers/dma-buf/sync_file.c
+++ b/drivers/dma-buf/sync_file.c
@@ -270,8 +270,7 @@  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;