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| author | Eric Dumazet <edumazet@google.com> | 2012-09-10 21:22:11 +0200 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2012-09-19 15:05:20 +0100 |
| commit | 10b4b8b20803ba45a77fec99a311bed774decc71 (patch) | |
| tree | 0f2e52ac38bf191f3af3cbad9b3f39ed43b1097a /drivers/staging | |
| parent | d3759eaf54695290840a06248512366b4e87a9cc (diff) | |
| download | kernel_samsung_smdk4412-10b4b8b20803ba45a77fec99a311bed774decc71.zip kernel_samsung_smdk4412-10b4b8b20803ba45a77fec99a311bed774decc71.tar.gz kernel_samsung_smdk4412-10b4b8b20803ba45a77fec99a311bed774decc71.tar.bz2 | |
staging: r8712u: fix bug in r8712_recv_indicatepkt()
commit abf02cfc179bb4bd30d05f582d61b3b8f429b813 upstream.
64bit arches have a buggy r8712u driver, let's fix it.
skb->tail must be set properly or network stack behavior is undefined.
Addresses https://bugzilla.redhat.com/show_bug.cgi?id=847525
Addresses https://bugzilla.kernel.org/show_bug.cgi?id=45071
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Dave Jones <davej@redhat.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/rtl8712/recv_linux.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/staging/rtl8712/recv_linux.c b/drivers/staging/rtl8712/recv_linux.c index 0e26d5f..495ee12 100644 --- a/drivers/staging/rtl8712/recv_linux.c +++ b/drivers/staging/rtl8712/recv_linux.c @@ -117,13 +117,8 @@ void r8712_recv_indicatepkt(struct _adapter *padapter, if (skb == NULL) goto _recv_indicatepkt_drop; skb->data = precv_frame->u.hdr.rx_data; -#ifdef NET_SKBUFF_DATA_USES_OFFSET - skb->tail = (sk_buff_data_t)(precv_frame->u.hdr.rx_tail - - precv_frame->u.hdr.rx_head); -#else - skb->tail = (sk_buff_data_t)precv_frame->u.hdr.rx_tail; -#endif skb->len = precv_frame->u.hdr.len; + skb_set_tail_pointer(skb, skb->len); if ((pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1)) skb->ip_summed = CHECKSUM_UNNECESSARY; else |