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[81.33.123.117]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-40fc6921bcfsm10353127f8f.43.2025.09.27.00.28.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 27 Sep 2025 00:28:50 -0700 (PDT) From: Javier Garcia To: slava@dubeyko.com, glaubitz@physik.fu-berlin.de, frank.li@vivo.com Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, shuah@kernel.org, Javier Garcia , syzbot+e126b819d8187b282d44@syzkaller.appspotmail.com Subject: [PATCH] hpfs: Initialize memory in `hfs_find_init` Date: Sat, 27 Sep 2025 09:28:04 +0200 Message-ID: <20250927072804.583940-1-rampxxxx@gmail.com> X-Mailer: git-send-email 2.50.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Avoid the use of uninit-value in `hfsplys_strcasecmp` and `case_fold`. Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Reported-and-tested-by: syzbot+e126b819d8187b282d44@syzkaller.appspotmail.c= om Closes: https://syzkaller.appspot.com/bug?extid=3De126b819d8187b282d44 Signed-off-by: Javier Garcia --- fs/hfsplus/bfind.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/hfsplus/bfind.c b/fs/hfsplus/bfind.c index 901e83d65d20..75f1c029c2ed 100644 --- a/fs/hfsplus/bfind.c +++ b/fs/hfsplus/bfind.c @@ -18,7 +18,7 @@ int hfs_find_init(struct hfs_btree *tree, struct hfs_find= _data *fd) =20 fd->tree =3D tree; fd->bnode =3D NULL; - ptr =3D kmalloc(tree->max_key_len * 2 + 4, GFP_KERNEL); + ptr =3D kzalloc(tree->max_key_len * 2 + 4, GFP_KERNEL); if (!ptr) return -ENOMEM; fd->search_key =3D ptr; --=20 2.50.1