s390/raw3270: fix nullpointer check

Fix the following checkpatch warning:

CHECK: Comparison to NULL could be written "!rp"
+       if (rp == NULL)

Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c
index 0724a1ab117ac823a93e633fb99388a449f8399a..09d7570d3b7d4bbef616584ba8cc45cd3e34f7dc 100644 (file)
--- a/drivers/s390/char/raw3270.c
+++ b/drivers/s390/char/raw3270.c
@@ -1232,7 +1232,7 @@ static void raw3270_remove(struct ccw_device *cdev)
         * devices even if they haven't been varied online.
         * Thus, rp may validly be NULL here.
         */
-       if (rp == NULL)
+       if (!rp)
                return;
 
        sysfs_remove_group(&cdev->dev.kobj, &raw3270_attr_group);