be2iscsi: Fix bogus WARN_ON length check

commit dd29dae00d39186890a5eaa2fe4ad8768bfd41a9 upstream.

drivers/scsi/be2iscsi/be_main.c: In function 'be_sgl_create_contiguous':
drivers/scsi/be2iscsi/be_main.c:3187:18: warning: logical not is only applied to the left hand side of comparison [-Wlogical-not-parentheses]
  WARN_ON(!length > 0);

gcc version 5.2.1

Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
Cc: Jayamohan Kallickal <jayamohan.kallickal@avagotech.com>
Cc: Minh Tran <minh.tran@avagotech.com>
Cc: John Soni Jose <sony.john-n@avagotech.com>
Cc: "James E.J. Bottomley" <JBottomley@odin.com>
Reported-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Manoj Kumar <manoj@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Cc: Willy Tarreau <w@1wt.eu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index f4b9ac4ef16ef721501dcce76d3df07f5f10d3e4..872ca84b3789234bab6ac1b114b7984a9496b67d 100644 (file)
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -3172,7 +3172,7 @@ be_sgl_create_contiguous(void *virtual_address,
 {
        WARN_ON(!virtual_address);
        WARN_ON(!physical_address);
-       WARN_ON(!length > 0);
+       WARN_ON(!length);
        WARN_ON(!sgl);
 
        sgl->va = virtual_address;