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authorMarkus Elfring <elfring@users.sourceforge.net>2017-01-14 13:08:59 +0100
committerPaul Moore <paul@paul-moore.com>2017-03-23 22:14:16 +0100
commitad10a10567e243425d7be35a3d950709371fa048 (patch)
treefa74701746d440e7bd2de8e5b040c7fed397a614 /security/selinux
parentselinux: Adjust four checks for null pointers (diff)
downloadlinux-ad10a10567e243425d7be35a3d950709371fa048.tar.xz
linux-ad10a10567e243425d7be35a3d950709371fa048.zip
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>
Diffstat (limited to 'security/selinux')
-rw-r--r--security/selinux/ss/policydb.c18
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;