selinux: Use kcalloc() in policydb_index()

Multiplications for the size determination of memory allocations
indicated that array data structures should be processed.
Thus use the corresponding function "kcalloc".

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Paul Moore <paul@paul-moore.com>

1 files changed, 9 insertions, 9 deletions

diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index 9c92f29a38ea..66b9a357fa1b 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -540,23 +540,23 @@ static int policydb_index(struct policydb *p)
 #endif
 
         rc = -ENOMEM;
-        p->class_val_to_struct =
-                kzalloc(p->p_classes.nprim * sizeof(*(p->class_val_to_struct)),
-                        GFP_KERNEL);
+        p->class_val_to_struct = kcalloc(p->p_classes.nprim,
+                                         sizeof(*p->class_val_to_struct),
+                                         GFP_KERNEL);
         if (!p->class_val_to_struct)
                 goto out;
 
         rc = -ENOMEM;
-        p->role_val_to_struct =
-                kzalloc(p->p_roles.nprim * sizeof(*(p->role_val_to_struct)),
-                        GFP_KERNEL);
+        p->role_val_to_struct = kcalloc(p->p_roles.nprim,
+                                        sizeof(*p->role_val_to_struct),
+                                        GFP_KERNEL);
         if (!p->role_val_to_struct)
                 goto out;
 
         rc = -ENOMEM;
-        p->user_val_to_struct =
-                kzalloc(p->p_users.nprim * sizeof(*(p->user_val_to_struct)),
-                        GFP_KERNEL);
+        p->user_val_to_struct = kcalloc(p->p_users.nprim,
+                                        sizeof(*p->user_val_to_struct),
+                                        GFP_KERNEL);
         if (!p->user_val_to_struct)
                 goto out;