->permission() sanitizing: don't pass flags to ->check_acl()

not used in the instances anymore.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/ext2/acl.c b/fs/ext2/acl.c
index 6b9442d..bfe651f 100644
--- a/fs/ext2/acl.c
+++ b/fs/ext2/acl.c
@@ -232,7 +232,7 @@
 }
 
 int
-ext2_check_acl(struct inode *inode, int mask, unsigned int flags)
+ext2_check_acl(struct inode *inode, int mask)
 {
 	struct posix_acl *acl;