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Subject[PATCH] Staging: lustre: obdclass: Use kcalloc instead of kzalloc
Date
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@gmail.com>
---
drivers/staging/lustre/lustre/obdclass/cl_object.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/lustre/lustre/obdclass/cl_object.c b/drivers/staging/lustre/lustre/obdclass/cl_object.c
index 95c7fa3..28cb8489 100644
--- a/drivers/staging/lustre/lustre/obdclass/cl_object.c
+++ b/drivers/staging/lustre/lustre/obdclass/cl_object.c
@@ -1016,7 +1016,7 @@ int cl_global_init(void)
{
int result;

- cl_envs = kzalloc(sizeof(*cl_envs) * num_possible_cpus(), GFP_KERNEL);
+ cl_envs = kcalloc(num_possible_cpus(), sizeof(*cl_envs), GFP_KERNEL);
if (!cl_envs) {
result = -ENOMEM;
goto out;
--
2.7.4
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