[U-Boot] [PATCH] fix cramfs resolve in case of two files, which start with same chars

28 Jul 2011

Hi,
when having two (or more) files in cramfs which start with same name, 
cramfs_resolve didn't check the filename length and thus returned 
potentially the wrong file.
kind regards,
--peter;
Signed-off-by: Peter Feuerer pfe@sysgo.com
---
diff -ur u-boot-2011.06_original/fs/cramfs/cramfs.c 
u-boot-2011.06/fs/cramfs/cramfs.c

--- u-boot-2011.06_original/fs/cramfs/cramfs.c  2011-07-28 
09:48:10.000000000 +0200
+++ u-boot-2011.06/fs/cramfs/cramfs.c   2011-07-28 09:51:54.000000000 +0200
@@ -126,7 +126,8 @@
                         namelen--;
                 }
-               if (!strncmp (filename, name, namelen)) {
+               if (namelen == strlen (filename) &&
+                               !strncmp (filename, name, namelen)) {
                         char *p = strtok (NULL, "/");
if (raw && (p == NULL || *p == '\0'))

    