[PATCH] Staging: ccree: Use kcalloc instead of kzalloc

From: Srishti Sharma
Date: Thu Sep 14 2017 - 08:16:06 EST


Use kcalloc instead of kzalloc to check for overflow before
multiplication. Done using the following semantic patch by
coccinelle.

http://coccinelle.lip6.fr/rules/kzalloc.cocci

Signed-off-by: Srishti Sharma <srishtishar@xxxxxxxxx>
---
drivers/staging/ccree/ssi_sysfs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/ccree/ssi_sysfs.c b/drivers/staging/ccree/ssi_sysfs.c
index 0655658..65a0529 100644
--- a/drivers/staging/ccree/ssi_sysfs.c
+++ b/drivers/staging/ccree/ssi_sysfs.c
@@ -376,7 +376,7 @@ static int sys_init_dir(struct sys_dir *sys_dir, struct ssi_drvdata *drvdata,
return -ENOMEM;
/* allocate memory for directory's attributes list */
sys_dir->sys_dir_attr_list =
- kzalloc(sizeof(struct attribute *) * (num_of_attrs + 1),
+ kcalloc((num_of_attrs + 1), sizeof(struct attribute *),
GFP_KERNEL);

if (!(sys_dir->sys_dir_attr_list)) {
--
2.7.4