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author | Dan Carpenter <dan.carpenter@oracle.com> | 2016-04-14 21:20:34 +0300 |
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committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2016-04-30 09:24:50 -0700 |
commit | a4bd85203190990ad808abbd4a5dc848a950002c (patch) | |
tree | 15a0cec934f2f9913de30de68773d1611349a32f /drivers | |
parent | c3b46c73264b03000d1e18b22f5caf63332547c9 (diff) | |
download | linux-a4bd85203190990ad808abbd4a5dc848a950002c.tar.bz2 |
scsi_dh_alua: uninitialized variable in alua_rtpg()
It's possible to use "err" without initializing it. If it happens to be
a 2 which is SCSI_DH_RETRY then that could cause a bug. Bart Van Assche
pointed out that we should probably re-initialize it for every iteration
through the retry loop.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: James Bottomley <jejb@linux.vnet.ibm.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/scsi/device_handler/scsi_dh_alua.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index 8eaed0522aa3..a655cf29c16f 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -532,6 +532,7 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg) return SCSI_DH_DEV_TEMP_BUSY; retry: + err = 0; retval = submit_rtpg(sdev, buff, bufflen, &sense_hdr, pg->flags); if (retval) { |