From: Dan Carpenter Date: Thu, 3 Jun 2021 12:33:20 +0000 (+0300) Subject: scsi: scsi_dh_alua: Fix signedness bug in alua_rtpg() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=80927822e8b6be46f488524cd7d5fe683de97fc4;p=linux.git scsi: scsi_dh_alua: Fix signedness bug in alua_rtpg() The "retval" variable needs to be signed for the error handling to work. Link: https://lore.kernel.org/r/YLjMEAFNxOas1mIp@mwanda Fixes: 7e26e3ea0287 ("scsi: scsi_dh_alua: Check for negative result value") Reviewed-by: Martin Wilck Signed-off-by: Dan Carpenter Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index 7baee18ebd034..37d06f993b761 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -518,7 +518,8 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg) int len, k, off, bufflen = ALUA_RTPG_SIZE; int group_id_old, state_old, pref_old, valid_states_old; unsigned char *desc, *buff; - unsigned err, retval; + unsigned err; + int retval; unsigned int tpg_desc_tbl_off; unsigned char orig_transition_tmo; unsigned long flags;