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-rw-r--r--fs/namei.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 28d49b301d55..61f99c1967d9 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -249,9 +249,11 @@ int permission(struct inode *inode, int mask, struct nameidata *nd)
/*
* MAY_EXEC on regular files requires special handling: We override
- * filesystem execute permissions if the mode bits aren't set.
+ * filesystem execute permissions if the mode bits aren't set or
+ * the fs is mounted with the "noexec" flag.
*/
- if ((mask & MAY_EXEC) && S_ISREG(mode) && !(mode & S_IXUGO))
+ if ((mask & MAY_EXEC) && S_ISREG(mode) && (!(mode & S_IXUGO) ||
+ (nd && nd->mnt && (nd->mnt->mnt_flags & MNT_NOEXEC))))
return -EACCES;
/* Ordinary permission routines do not understand MAY_APPEND. */