From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 322858F6A for ; Sun, 16 Jul 2023 20:53:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A419FC433C9; Sun, 16 Jul 2023 20:53:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1689540810; bh=R0QNjeLgR9Vga4TfzejPaAfL22GXEdlss4H5o8JRznM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gj+ZhyozCPtq3EwO2ydRzW8jrCryM06m0dLigjSw4QvuwN4eMTKYq1OTZ2yU5cKJD txE/Zpf4PCThLLzRBXH0xuUrPTJcbEyamXD4dD5PbfndbWhsPWjGQlJxYSMdmROZzj Ej7PRt3lyeS8FTVLurXCVCiBmt7Xe4vFwkygu6sE= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Chao Yu , Jaegeuk Kim , Sasha Levin Subject: [PATCH 6.1 468/591] f2fs: check return value of freeze_super() Date: Sun, 16 Jul 2023 21:50:07 +0200 Message-ID: <20230716194936.013034051@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230716194923.861634455@linuxfoundation.org> References: <20230716194923.861634455@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Chao Yu [ Upstream commit 8bec7dd1b3f7d7769d433d67bde404de948a2d95 ] freeze_super() can fail, it needs to check its return value and do error handling in f2fs_resize_fs(). Fixes: 04f0b2eaa3b3 ("f2fs: ioctl for removing a range from F2FS") Fixes: b4b10061ef98 ("f2fs: refactor resize_fs to avoid meta updates in progress") Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim Signed-off-by: Sasha Levin --- fs/f2fs/gc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index 3de887d07c060..aa4d513daa8f8 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -2186,7 +2186,9 @@ int f2fs_resize_fs(struct file *filp, __u64 block_count) if (err) return err; - freeze_super(sbi->sb); + err = freeze_super(sbi->sb); + if (err) + return err; if (f2fs_readonly(sbi->sb)) { thaw_super(sbi->sb); -- 2.39.2