security: pass mount flags to security_sb_kern_mount()

Pass mount flags to security_sb_kern_mount(), so security modules
can determine if a mount operation is being performed by the kernel.

Signed-off-by: James Morris <jmorris@namei.org>
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
diff --git a/security/capability.c b/security/capability.c
index b9e3914..2dce66f 100644
--- a/security/capability.c
+++ b/security/capability.c
@@ -59,7 +59,7 @@
 	return 0;
 }
 
-static int cap_sb_kern_mount(struct super_block *sb, void *data)
+static int cap_sb_kern_mount(struct super_block *sb, int flags, void *data)
 {
 	return 0;
 }