From: Ricardo Ribalda Delgado <ricardo.ribalda@uam.es>
Date: Mon, 27 Apr 2009 07:13:31 +0000 (+0200)
Subject: ubifs: BUG realpath string must be ended with NULL
X-Git-Tag: v2009.06-rc1~12
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=dbd33614404b65aa441c5620c3dbd560c4460c09;p=kernel%2Fu-boot.git

ubifs: BUG realpath string must be ended with NULL

If the memory used to copy the link_make is "dirty" the string wont
be ended with NULL, throwing out multiple memory bugs.

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@uam.es>
Acked-by: Stefan Roese <sr@denx.de>
---

diff --git a/fs/ubifs/ubifs.c b/fs/ubifs/ubifs.c
index 32f9ff8..427d84a 100644
--- a/fs/ubifs/ubifs.c
+++ b/fs/ubifs/ubifs.c
@@ -641,6 +641,7 @@ int ubifs_load(char *filename, u32 addr, u32 size)
 	ui = ubifs_inode(inode);
 	if (((inode->i_mode & S_IFMT) == S_IFLNK) && ui->data_len) {
 		memcpy(link_name, ui->data, ui->data_len);
+		link_name[ui->data_len] = '\0';
 		printf("%s is linked to %s!\n", filename, link_name);
 		ubifs_iput(inode);