diff options
author | Markus Elfring <elfring@users.sourceforge.net> | 2019-08-21 20:10:56 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2019-08-22 16:22:03 -0700 |
commit | 0f817a5eb9e33cec5baf9dc265bdf240b03cf51b (patch) | |
tree | 356976032586241d3c12d7b1172a1bc0b2a6aeb2 /drivers/isdn/hardware/mISDN/avmfritz.c | |
parent | d3ee8ec7de83abf4325c11bcd36cbd01d7a66789 (diff) |
mISDN: Delete unnecessary checks before the macro call “dev_kfree_skb”
The dev_kfree_skb() function performs also input parameter validation.
Thus the test around the shown calls is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/isdn/hardware/mISDN/avmfritz.c')
-rw-r--r-- | drivers/isdn/hardware/mISDN/avmfritz.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/isdn/hardware/mISDN/avmfritz.c b/drivers/isdn/hardware/mISDN/avmfritz.c index 81f2b183acc8..1137dd152b5c 100644 --- a/drivers/isdn/hardware/mISDN/avmfritz.c +++ b/drivers/isdn/hardware/mISDN/avmfritz.c @@ -509,8 +509,7 @@ HDLC_irq_xpr(struct bchannel *bch) if (bch->tx_skb && bch->tx_idx < bch->tx_skb->len) { hdlc_fill_fifo(bch); } else { - if (bch->tx_skb) - dev_kfree_skb(bch->tx_skb); + dev_kfree_skb(bch->tx_skb); if (get_next_bframe(bch)) { hdlc_fill_fifo(bch); test_and_clear_bit(FLG_TX_EMPTY, &bch->Flags); |