From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Quinn Tran <qutran@marvell.com>,
Himanshu Madhani <hmadhani@marvell.com>,
"Martin K . Petersen" <martin.petersen@oracle.com>,
Sasha Levin <sashal@kernel.org>,
linux-scsi@vger.kernel.org
Subject: [PATCH AUTOSEL 5.3 14/33] scsi: qla2xxx: Fix different size DMA Alloc/Unmap
Date: Fri, 25 Oct 2019 09:54:46 -0400 [thread overview]
Message-ID: <20191025135505.24762-14-sashal@kernel.org> (raw)
In-Reply-To: <20191025135505.24762-1-sashal@kernel.org>
From: Quinn Tran <qutran@marvell.com>
[ Upstream commit d376dbda187317d06d3a2d495b43a7983e4a3250 ]
[ 17.177276] qla2xxx 0000:05:00.0: DMA-API: device driver frees DMA memory
with different size [device address=0x00000006198b0000] [map size=32784 bytes]
[unmap size=8208 bytes]
[ 17.177390] RIP: 0010:check_unmap+0x7a2/0x1750
[ 17.177425] Call Trace:
[ 17.177438] debug_dma_free_coherent+0x1b5/0x2d5
[ 17.177470] dma_free_attrs+0x7f/0x140
[ 17.177489] qla24xx_sp_unmap+0x1e2/0x610 [qla2xxx]
[ 17.177509] qla24xx_async_gnnft_done+0x9c6/0x17d0 [qla2xxx]
[ 17.177535] qla2x00_do_work+0x514/0x2200 [qla2xxx]
Fixes: b5f3bc39a0e8 ("scsi: qla2xxx: Fix inconsistent DMA mem alloc/free")
Signed-off-by: Quinn Tran <qutran@marvell.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/scsi/qla2xxx/qla_gs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c
index 9f58e591666da..ebf223cfebbc5 100644
--- a/drivers/scsi/qla2xxx/qla_gs.c
+++ b/drivers/scsi/qla2xxx/qla_gs.c
@@ -4152,7 +4152,7 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp)
rspsz,
&sp->u.iocb_cmd.u.ctarg.rsp_dma,
GFP_KERNEL);
- sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = sizeof(struct ct_sns_pkt);
+ sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = rspsz;
if (!sp->u.iocb_cmd.u.ctarg.rsp) {
ql_log(ql_log_warn, vha, 0xffff,
"Failed to allocate ct_sns request.\n");
--
2.20.1
next parent reply other threads:[~2019-10-25 14:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20191025135505.24762-1-sashal@kernel.org>
2019-10-25 13:54 ` Sasha Levin [this message]
2019-10-25 13:54 ` [PATCH AUTOSEL 5.3 20/33] scsi: qedf: Fix crash during sg_reset Sasha Levin
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