From 37f23885e4905ff500a8524328aa3084ac11cdb4 Mon Sep 17 00:00:00 2001
From: Ronald Zachariah <rozachar@cisco.com>
Date: Thu, 28 Apr 2016 07:08:34 +0200
Subject: [PATCH] fs: ext4: fix symlink read function
The function ext4fs_read_symlink was unable to handle a symlink
which had target name of exactly 60 characters.
Signed-off-by: Ronald Zachariah <rozachar@cisco.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Cc: Tom Rini <trini@konsulko.com>
---
fs/ext4/ext4_common.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/ext4/ext4_common.c b/fs/ext4/ext4_common.c
index 84fba767c1..40b798a43f 100644
--- a/fs/ext4/ext4_common.c
+++ b/fs/ext4/ext4_common.c
@@ -2040,7 +2040,7 @@ static char *ext4fs_read_symlink(struct ext2fs_node *node)
if (!symlink)
return 0;
- if (__le32_to_cpu(diro->inode.size) <= 60) {
+ if (__le32_to_cpu(diro->inode.size) < sizeof(diro->inode.b.symlink)) {
strncpy(symlink, diro->inode.b.symlink,
__le32_to_cpu(diro->inode.size));
} else {
--
2.39.5