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[v3,8/9] hwtracing: intel: use krealloc_array()

Message ID 20201109110654.12547-9-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>
 drivers/hwtracing/intel_th/msu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/hwtracing/intel_th/msu.c b/drivers/hwtracing/intel_th/msu.c
index 3a77551fb4fc..7d95242db900 100644
--- a/drivers/hwtracing/intel_th/msu.c
+++ b/drivers/hwtracing/intel_th/msu.c
@@ -2002,7 +2002,7 @@  nr_pages_store(struct device *dev, struct device_attribute *attr,
-		rewin = krealloc(win, sizeof(*win) * nr_wins, GFP_KERNEL);
+		rewin = krealloc_array(win, nr_wins, sizeof(*win), GFP_KERNEL);
 		if (!rewin) {
 			return -ENOMEM;