From: Tong Zhang <ztong0001@gmail.com>
To: Anders Larsen <al@alarsen.net>, linux-kernel@vger.kernel.org
Cc: ztong0001@gmail.com
Subject: [PATCH] qnx4: do not interpret -EIO as a correct address
Date: Fri, 23 Oct 2020 17:16:04 -0400 [thread overview]
Message-ID: <20201023211604.159074-1-ztong0001@gmail.com> (raw)
qnx4_block_map() may return -EIO on funny qnx4 fs image, in this case do
not interpret -EIO as a correct address
Signed-off-by: Tong Zhang <ztong0001@gmail.com>
---
fs/qnx4/inode.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c
index e8da1cde87b9..d3a40c5b1a9a 100644
--- a/fs/qnx4/inode.c
+++ b/fs/qnx4/inode.c
@@ -59,6 +59,8 @@ static int qnx4_get_block( struct inode *inode, sector_t iblock, struct buffer_h
QNX4DEBUG((KERN_INFO "qnx4: qnx4_get_block inode=[%ld] iblock=[%ld]\n",inode->i_ino,iblock));
phys = qnx4_block_map( inode, iblock );
+ if (phys == -EIO)
+ return -EIO;
if ( phys ) {
// logical block is before EOF
map_bh(bh, inode->i_sb, phys);
--
2.25.1
next reply other threads:[~2020-10-23 21:16 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-23 21:16 Tong Zhang [this message]
2020-11-02 9:12 ` [PATCH] qnx4: do not interpret -EIO as a correct address Anders Larsen
2020-11-02 20:15 ` [PATCH v2] " Tong Zhang
2020-11-02 22:44 ` David Laight
2020-11-02 23:14 ` [PATCH v3] qnx4: qnx4_block_map error handling Tong Zhang
2020-11-03 10:54 ` David Laight
2020-11-03 13:52 ` Tong Zhang
2020-11-03 21:57 ` David Laight
2020-11-03 22:32 ` Tong Zhang
2020-11-11 1:33 ` Tong Zhang
2020-11-03 17:35 ` [PATCH v4] " Tong Zhang
2020-11-02 23:17 ` [PATCH v2] qnx4: do not interpret -EIO as a correct address Tong Zhang
2020-11-02 20:17 ` [PATCH] " Tong Zhang
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