Subject: [PATCH 5/8] edac: ghes: use krealloc_array()

From: Bartosz Golaszewski <[email-masked]>
Date: Tue, 27 Oct 2020 13:17:22 +0100

From: Bartosz Golaszewski <[email-masked]>

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

Signed-off-by: Bartosz Golaszewski <[email-masked]>
---
 drivers/edac/ghes_edac.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c
index a918ca93e4f7..6d1ddecbf0da 100644
--- a/drivers/edac/ghes_edac.c
+++ b/drivers/edac/ghes_edac.c
@@ -207,8 +207,8 @@ static void enumerate_dimms(const struct dmi_header *dh, void *arg)
 	if (!hw->num_dimms || !(hw->num_dimms % 16)) {
 		struct dimm_info *new;
 
-		new = krealloc(hw->dimms, (hw->num_dimms + 16) * sizeof(struct dimm_info),
-			        GFP_KERNEL);
+		new = krealloc_array(hw->dimms, hw->num_dimms + 16,
+				     sizeof(struct dimm_info), GFP_KERNEL);
 		if (!new) {
 			WARN_ON_ONCE(1);
 			return;
-- 
2.29.1