git.ipfire.org Git - thirdparty/kernel/stable-queue.git/blob

   1 From ce6c668b146cc4f4442111e2bcee4c3af94e1ddf Mon Sep 17 00:00:00 2001
   2 From: Joe Carnuccio <joe.carnuccio@cavium.com>
   3 Date: Wed, 24 May 2017 18:06:21 -0700
   4 Subject: scsi: qla2xxx: Modify T262 FW dump template to specify same start/end to debug customer issues
   5
   6 From: Joe Carnuccio <joe.carnuccio@cavium.com>
   7
   8 commit ce6c668b146cc4f4442111e2bcee4c3af94e1ddf upstream.
   9
  10 Firmware dump allows for debugging customer issues. This patch fixes
  11 start/end pointer calculation to capture T262 template entry for dump
  12 tool.
  13
  14 Signed-off-by: Joe Carnuccio <joe.carnuccio@cavium.com>
  15 Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
  16 Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
  17 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  18
  19 diff --git a/drivers/scsi/qla2xxx/qla_tmpl.c b/drivers/scsi/qla2xxx/qla_tmpl.c
  20 index 8a58ef3adab4..c197972a3e2d 100644
  21 --- a/drivers/scsi/qla2xxx/qla_tmpl.c
  22 +++ b/drivers/scsi/qla2xxx/qla_tmpl.c
  23 @@ -371,7 +371,7 @@ qla27xx_fwdt_entry_t262(struct scsi_qla_host *vha,
  24                 goto done;
  25         }
  26
  27 -       if (end <= start || start == 0 || end == 0) {
  28 +       if (end < start || start == 0 || end == 0) {
  29                 ql_dbg(ql_dbg_misc, vha, 0xd023,
  30                     "%s: unusable range (start=%x end=%x)\n", __func__,
  31                     ent->t262.end_addr, ent->t262.start_addr);