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-rw-r--r--fs/namei.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/namei.c b/fs/namei.c
index a29bb0f40ed5..464eeccb675b 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -228,6 +228,10 @@ int generic_permission(struct inode *inode, int mask,
228int permission(struct inode *inode, int mask, struct nameidata *nd) 228int permission(struct inode *inode, int mask, struct nameidata *nd)
229{ 229{
230 int retval, submask; 230 int retval, submask;
231 struct vfsmount *mnt = NULL;
232
233 if (nd)
234 mnt = nd->mnt;
231 235
232 if (mask & MAY_WRITE) { 236 if (mask & MAY_WRITE) {
233 umode_t mode = inode->i_mode; 237 umode_t mode = inode->i_mode;
@@ -251,7 +255,7 @@ int permission(struct inode *inode, int mask, struct nameidata *nd)
251 * MAY_EXEC on regular files is denied if the fs is mounted 255 * MAY_EXEC on regular files is denied if the fs is mounted
252 * with the "noexec" flag. 256 * with the "noexec" flag.
253 */ 257 */
254 if (nd && nd->mnt && (nd->mnt->mnt_flags & MNT_NOEXEC)) 258 if (mnt && (mnt->mnt_flags & MNT_NOEXEC))
255 return -EACCES; 259 return -EACCES;
256 } 260 }
257 261