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authorJohn W. Linville <linville@tuxdriver.com>2012-09-07 15:07:55 -0400
committerJohn W. Linville <linville@tuxdriver.com>2012-09-07 15:07:55 -0400
commitfac805f8c198092de9a2842efd7f5022e2937b18 (patch)
tree7557809c373f97a343c427d8fded0696060394ce /security/selinux/hooks.c
parent2461c7d60f9f3821274e4acf9019cba8b82c94b5 (diff)
parentf10723841e624c0726c70356b31d91befed01dd6 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Diffstat (limited to 'security/selinux/hooks.c')
-rw-r--r--security/selinux/hooks.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 94c45a1531a4..6c77f63c7591 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2791,11 +2791,16 @@ static int selinux_inode_setxattr(struct dentry *dentry, const char *name,
/* We strip a nul only if it is at the end, otherwise the
* context contains a nul and we should audit that */
- str = value;
- if (str[size - 1] == '\0')
- audit_size = size - 1;
- else
- audit_size = size;
+ if (value) {
+ str = value;
+ if (str[size - 1] == '\0')
+ audit_size = size - 1;
+ else
+ audit_size = size;
+ } else {
+ str = "";
+ audit_size = 0;
+ }
ab = audit_log_start(current->audit_context, GFP_ATOMIC, AUDIT_SELINUX_ERR);
audit_log_format(ab, "op=setxattr invalid_context=");
audit_log_n_untrustedstring(ab, value, audit_size);
@@ -3180,6 +3185,7 @@ static int selinux_file_fcntl(struct file *file, unsigned int cmd,
case F_GETFL:
case F_GETOWN:
case F_GETSIG:
+ case F_GETOWNER_UIDS:
/* Just check FD__USE permission */
err = file_has_perm(cred, file, 0);
break;