Author: Markus Elfring <elfring@users.sourceforge.net> The vfree() function performs also input parameter validation. 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: David S. Miller — drivers/isdn/mISDN/l1oip_codec.c | 6 ++—- 1 file changed, 2 insertions(+), 4 deletions(-) diff –git a/drivers/isdn/mISDN/l1oip_codec.c b/drivers/isdn/mISDN/l1oip_codec.c index …