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| author | Takashi Iwai <tiwai@suse.de> | 2011-04-05 09:12:21 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-04-05 09:12:21 +0200 |
| commit | 4e29402fe4b2006c994eed5020c42b2cc87d9b42 (patch) | |
| tree | c0229c107045ab21487729f6a6cab6b70ed30bfa /net/rose/rose_loopback.c | |
| parent | f8852b12200df393b0a4db1a7052454bbc335443 (diff) | |
| parent | 00b317a41c5428b13eb7e5b4bbc691b1aa7afa80 (diff) | |
| download | linux-4e29402fe4b2006c994eed5020c42b2cc87d9b42.tar.gz | |
Merge branch 'for-2.6.39' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound-2.6 into fix/asoc
Diffstat (limited to 'net/rose/rose_loopback.c')
| -rw-r--r-- | net/rose/rose_loopback.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/net/rose/rose_loopback.c b/net/rose/rose_loopback.c index ae4a9d99aec7..344456206b70 100644 --- a/net/rose/rose_loopback.c +++ b/net/rose/rose_loopback.c @@ -73,9 +73,20 @@ static void rose_loopback_timer(unsigned long param) unsigned int lci_i, lci_o; while ((skb = skb_dequeue(&loopback_queue)) != NULL) { + if (skb->len < ROSE_MIN_LEN) { + kfree_skb(skb); + continue; + } lci_i = ((skb->data[0] << 8) & 0xF00) + ((skb->data[1] << 0) & 0x0FF); frametype = skb->data[2]; - dest = (rose_address *)(skb->data + 4); + if (frametype == ROSE_CALL_REQUEST && + (skb->len <= ROSE_CALL_REQ_FACILITIES_OFF || + skb->data[ROSE_CALL_REQ_ADDR_LEN_OFF] != + ROSE_CALL_REQ_ADDR_LEN_VAL)) { + kfree_skb(skb); + continue; + } + dest = (rose_address *)(skb->data + ROSE_CALL_REQ_DEST_ADDR_OFF); lci_o = ROSE_DEFAULT_MAXVC + 1 - lci_i; skb_reset_transport_header(skb); |