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@xxxxxxxxxx>
---
v2: The first version just initialized it at the start of the function.
diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c
index 8eaed05..a655cf2 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) {
--
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