scsi: csiostor: Fix wrong return value in csio_hw_prep_fw()

On an error exit path, a negative error code should be returned instead of
a positive return value.

Link: https://lore.kernel.org/r/20200802111531.5065-1-tianjia.zhang@linux.alibaba.com
Fixes: f40e74ffa3de ("csiostor:firmware upgrade fix")
Cc: Praveen Madhavan <praveenm@chelsio.com>
Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/csiostor/csio_hw.c b/drivers/scsi/csiostor/csio_hw.c
index 98d4d39aaa572473896ec17c895a7f4254c1a6bc..b497fe949d4acffad353372490c2b0ce6f566bcb 100644 (file)
--- a/drivers/scsi/csiostor/csio_hw.c
+++ b/drivers/scsi/csiostor/csio_hw.c
@@ -2384,7 +2384,7 @@ static int csio_hw_prep_fw(struct csio_hw *hw, struct fw_info *fw_info,
                        FW_HDR_FW_VER_MICRO_G(c), FW_HDR_FW_VER_BUILD_G(c),
                        FW_HDR_FW_VER_MAJOR_G(k), FW_HDR_FW_VER_MINOR_G(k),
                        FW_HDR_FW_VER_MICRO_G(k), FW_HDR_FW_VER_BUILD_G(k));
-               ret = EINVAL;
+               ret = -EINVAL;
                goto bye;
        }