Author: Markus Elfring <elfring@users.sourceforge.net> The lc_destroy() function 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 Signed-off-by: Roland Kammerer Signed-off-by: Philipp Reisner Signed-off-by: Lars Ellenberg Signed-off-by: Jens Axboe — drivers/block/drbd/drbd_nl.c | 3 +– …