fix namespaced fscaps when !CONFIG_SECURITY

fixes https://bugzilla.kernel.org/show_bug.cgi?id=209689

Signed-off-by: Serge Hallyn <shallyn@cisco.com>
diff --git a/include/linux/security.h b/include/linux/security.h
index bc27254..3964262 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -869,7 +869,7 @@
 
 static inline int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc)
 {
-	return -EOPNOTSUPP;
+	return cap_inode_getsecurity(inode, name, buffer, alloc);
 }
 
 static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)