linux-kernel - [PATCH] hfs: Fix uninitialized value issue in hfs

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Message-Id: <20240923180050.11158-1-surajsonawane0215@gmail.com>
Date: Mon, 23 Sep 2024 23:30:50 +0530
From: SurajSonawane2415 <surajsonawane0215@...il.com>
To: linux-fsdevel@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	SurajSonawane2415 <surajsonawane0215@...il.com>,
	syzbot+18dd03a3fcf0ffe27da0@...kaller.appspotmail.com
Subject: [PATCH] hfs: Fix uninitialized value issue in hfs_iget

Fix uninitialized value issue in hfs_iget by initializing the hfs_cat_rec 
structure in hfs_lookup.

Reported-by: syzbot+18dd03a3fcf0ffe27da0@...kaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=18dd03a3fcf0ffe27da0
Tested-by: syzbot+18dd03a3fcf0ffe27da0@...kaller.appspotmail.com
Signed-off-by: SurajSonawane2415 <surajsonawane0215@...il.com>
---
 fs/hfs/dir.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/hfs/dir.c b/fs/hfs/dir.c
index b75c26045df4..3b880b3e4b4c 100644
--- a/fs/hfs/dir.c
+++ b/fs/hfs/dir.c
@@ -20,7 +20,7 @@
 static struct dentry *hfs_lookup(struct inode *dir, struct dentry *dentry,
 				 unsigned int flags)
 {
-	hfs_cat_rec rec;
+	hfs_cat_rec rec = {0};
 	struct hfs_find_data fd;
 	struct inode *inode = NULL;
 	int res;
-- 
2.34.1