From: Richard Genoud <richard.genoud@posteo.net>
Date: Tue, 3 Nov 2020 11:11:07 +0000 (+0100)
Subject: fs/squashfs: sqfs_read_inode_table: fix dangling pointer
X-Git-Tag: submit/tizen/20210106.015723~19
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=21cd23035c057224496903b42ac596c0bc7ad7d9;p=platform%2Fkernel%2Fu-boot.git

fs/squashfs: sqfs_read_inode_table: fix dangling pointer

inode_table should not be left dangling as it may be freed in sqfs_opendir

Signed-off-by: Richard Genoud <richard.genoud@posteo.net>
[jh80.chung: cherry picked from mainline commit 4c83d2755776d4dd5e15a930d48db1082fc0d1cc]
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>

Change-Id: I0d63396f7885f68140e78623df8e06b8b00049ac
---

diff --git a/fs/squashfs/sqfs.c b/fs/squashfs/sqfs.c
index 6e7140212c..620a6adaed 100644
--- a/fs/squashfs/sqfs.c
+++ b/fs/squashfs/sqfs.c
@@ -731,6 +731,7 @@ static int sqfs_read_inode_table(unsigned char **inode_table)
 					      src_table, src_len);
 			if (ret) {
 				free(*inode_table);
+				*inode_table = NULL;
 				goto free_itb;
 			}