s390/net: Delete useless checks before function calls

The function debug_unregister() tests whether its argument is
NULL and then returns immediately. Thus the test around the call
is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index 213e54e..d609ca0 100644 (file)
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -109,10 +109,8 @@ static debug_info_t *claw_dbf_trace;
 static void
 claw_unregister_debug_facility(void)
 {
-       if (claw_dbf_setup)
-               debug_unregister(claw_dbf_setup);
-       if (claw_dbf_trace)
-               debug_unregister(claw_dbf_trace);
+       debug_unregister(claw_dbf_setup);
+       debug_unregister(claw_dbf_trace);
 }
 
 static int

diff --cc drivers/s390/net/lcs.c
Simple merge

diff --cc drivers/s390/net/netiucv.c
Simple merge