[patch] Don't call streq(..) in mounted(..) if an argument would be NULL.

util-linux-2.12i-check_not_NULL.patch (text/plain), 630 bytes, created by Emil Beinroth on 2004-12-28 13:23:05 UTC

diff -Naur util-linux-2.12i.org/mount/mount.c util-linux-2.12i//mount/mount.c
--- util-linux-2.12i.org/mount/mount.c	2004-12-28 21:28:41.396843952 +0100
+++ util-linux-2.12i//mount/mount.c	2004-12-28 21:28:41.331853832 +0100
@@ -1207,11 +1207,12 @@
 
 	mc0 = mtab_head();
 	for (mc = mc0->nxt; mc && mc != mc0; mc = mc->nxt)
-		if (streq (spec, mc->m.mnt_fsname) &&
-		    streq (node, mc->m.mnt_dir)) {
-			ret = 1;
-			break;
-		}
+		if (spec && mc->m.mnt_fsname && node && mc->m.mnt_dir &&
+				streq (spec, mc->m.mnt_fsname) &&
+				streq (node, mc->m.mnt_dir)) {
+				ret = 1;
+				break;
+			}
 
 	free(spec);
 	free(node);