[PATCH 1/1] mISDN: Deletion of unnecessary checks before the function call "vfree"

SF Markus Elfring
2014-11-19T19:55:18Z

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Wed, 19 Nov 2014 20:48:26 +0100

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 <elfring@users.sourceforge.net>
---
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 a601c84..9b033be 100644
--- a/drivers/isdn/mISDN/l1oip_codec.c
+++ b/drivers/isdn/mISDN/l1oip_codec.c
@@ -312,10 +312,8 @@ l1oip_ulaw_to_alaw(u8 *data, int len, u8 *result)
void
l1oip_4bit_free(void)
{
- if (table_dec)
- vfree(table_dec);
- if (table_com)
- vfree(table_com);
+ vfree(table_dec);
+ vfree(table_com);
table_com = NULL;
table_dec = NULL;
}
--
2.1.3