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 <srishtis...@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 _______________________________________________ devel mailing list de...@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
