From: Harshad Shirwadkar <harshadshirwadkar@gmail.com>
Date: Thu, 4 Feb 2021 23:35:59 +0000 (-0800)
Subject: ext2fs: initialize handle to NULL in ext2fs_count_blks
X-Git-Tag: v1.46.1~13
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2fae964a0e3d68498a5accfd2fd0780352415660;p=thirdparty%2Fe2fsprogs.git

ext2fs: initialize handle to NULL in ext2fs_count_blks

Initialize the handle to NULL to ensure that in error cases,
ext2fs_free_mem can be called on it.

Signed-off-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
---

diff --git a/lib/ext2fs/extent.c b/lib/ext2fs/extent.c
index bde6b0f35..1a87e68b9 100644
--- a/lib/ext2fs/extent.c
+++ b/lib/ext2fs/extent.c
@@ -1809,7 +1809,7 @@ errcode_t ext2fs_decode_extent(struct ext2fs_extent *to, void *addr, int len)
 errcode_t ext2fs_count_blocks(ext2_filsys fs, ext2_ino_t ino,
 			      struct ext2_inode *inode, blk64_t *ret_count)
 {
-	ext2_extent_handle_t	handle;
+	ext2_extent_handle_t	handle = NULL;
 	struct ext2fs_extent	extent;
 	errcode_t		errcode;
 	int			i;