[PATCH] kfree cleanup: drivers/isdn

This is the drivers/isdn/ part of the big kfree cleanup patch.

Remove pointless checks for NULL prior to calling kfree() in drivers/isdn/.

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Acked-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
这个提交包含在:
Jesper Juhl
2005-11-07 01:01:29 -08:00
提交者 Linus Torvalds
父节点 735d5661d5
当前提交 3c7208f253
修改 19 个文件,包含 79 行新增160 行删除

查看文件

@@ -855,14 +855,10 @@ close_tigerstate(struct BCState *bcs)
{
mode_tiger(bcs, 0, bcs->channel);
if (test_and_clear_bit(BC_FLG_INIT, &bcs->Flag)) {
if (bcs->hw.tiger.rcvbuf) {
kfree(bcs->hw.tiger.rcvbuf);
bcs->hw.tiger.rcvbuf = NULL;
}
if (bcs->hw.tiger.sendbuf) {
kfree(bcs->hw.tiger.sendbuf);
bcs->hw.tiger.sendbuf = NULL;
}
kfree(bcs->hw.tiger.rcvbuf);
bcs->hw.tiger.rcvbuf = NULL;
kfree(bcs->hw.tiger.sendbuf);
bcs->hw.tiger.sendbuf = NULL;
skb_queue_purge(&bcs->rqueue);
skb_queue_purge(&bcs->squeue);
if (bcs->tx_skb) {
@@ -967,20 +963,12 @@ inittiger(struct IsdnCardState *cs)
static void
releasetiger(struct IsdnCardState *cs)
{
if (cs->bcs[0].hw.tiger.send) {
kfree(cs->bcs[0].hw.tiger.send);
cs->bcs[0].hw.tiger.send = NULL;
}
if (cs->bcs[1].hw.tiger.send) {
cs->bcs[1].hw.tiger.send = NULL;
}
if (cs->bcs[0].hw.tiger.rec) {
kfree(cs->bcs[0].hw.tiger.rec);
cs->bcs[0].hw.tiger.rec = NULL;
}
if (cs->bcs[1].hw.tiger.rec) {
cs->bcs[1].hw.tiger.rec = NULL;
}
kfree(cs->bcs[0].hw.tiger.send);
cs->bcs[0].hw.tiger.send = NULL;
cs->bcs[1].hw.tiger.send = NULL;
kfree(cs->bcs[0].hw.tiger.rec);
cs->bcs[0].hw.tiger.rec = NULL;
cs->bcs[1].hw.tiger.rec = NULL;
}
void