fix comment in generic_permission()

CAP_DAC_OVERRIDE is enough for MAY_EXEC on directory, even if
no exec bits are set.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 1 deletions

diff --git a/fs/namei.c b/fs/namei.c
index 975c40620fe9..0223c41fb114 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -238,7 +238,8 @@ int generic_permission(struct inode *inode, int mask, unsigned int flags,
 
         /*
          * Read/write DACs are always overridable.
-         * Executable DACs are overridable if at least one exec bit is set.
+         * Executable DACs are overridable for all directories and
+         * for non-directories that have least one exec bit set.
          */
         if (!(mask & MAY_EXEC) || execute_ok(inode))
                 if (ns_capable(inode_userns(inode), CAP_DAC_OVERRIDE))