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Commit b646c08e authored by Markus Elfring's avatar Markus Elfring Committed by David S. Miller
Browse files

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: default avatarMarkus Elfring <elfring@users.sourceforge.net>
Signed-off-by: default avatarUrsula Braun <ursula.braun@de.ibm.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ee6edb97

drivers/s390/net/claw.c

+2 −4
Original line number Diff line number Diff line
@@ -109,9 +109,7 @@ 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);

}

drivers/s390/net/lcs.c

+2 −4
Original line number Diff line number Diff line
@@ -88,9 +88,7 @@ static debug_info_t *lcs_dbf_trace; 
static void

lcs_unregister_debug_facility(void)

{

	if (lcs_dbf_setup)

	debug_unregister(lcs_dbf_setup);

	if (lcs_dbf_trace)

	debug_unregister(lcs_dbf_trace);

}

drivers/s390/net/netiucv.c

+3 −6
Original line number Diff line number Diff line
@@ -487,11 +487,8 @@ DEFINE_PER_CPU(char[256], iucv_dbf_txt_buf); 


static void iucv_unregister_dbf_views(void)

{

	if (iucv_dbf_setup)

	debug_unregister(iucv_dbf_setup);

	if (iucv_dbf_data)

	debug_unregister(iucv_dbf_data);

	if (iucv_dbf_trace)

	debug_unregister(iucv_dbf_trace);

}

static int iucv_register_dbf_views(void)