[PATCH v2 7/8] hwtracing: intel: use krealloc_array()

Bartosz Golaszewski
2020-11-02T15:21:20Z

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(-)

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,
}

nr_wins++;
- rewin = krealloc(win, sizeof(*win) * nr_wins, GFP_KERNEL);
+ rewin = krealloc_array(win, nr_wins, sizeof(*win), GFP_KERNEL);
if (!rewin) {
kfree(win);
return -ENOMEM;
--
2.29.1