Searched hist:e582615ad33dbd39623084a02e95567b116e1eea (Results 1 – 4 of 4) sorted by relevance
/openbmc/linux/include/net/ |
H A D | gre.h | diff e582615ad33dbd39623084a02e95567b116e1eea Wed Jun 15 08:24:00 CDT 2016 Eric Dumazet <edumazet@google.com> gre: fix error handler
1) gre_parse_header() can be called from gre_err()
At this point transport header points to ICMP header, not the inner header.
2) We can not really change transport header as ipgre_err() will later assume transport header still points to ICMP header (using icmp_hdr())
3) pskb_may_pull() logic in gre_parse_header() really works if we are interested at zone pointed by skb->data
4) As Jiri explained in commit b7f8fe251e46 ("gre: do not pull header in ICMP error processing") we should not pull headers in error handler.
So this fix :
A) changes gre_parse_header() to use skb->data instead of skb_transport_header()
B) Adds a nhs parameter to gre_parse_header() so that we can skip the not pulled IP header from error path. This offset is 0 for normal receive path.
C) remove obsolete IPV6 includes
Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Tom Herbert <tom@herbertland.com> Cc: Maciej Żenczykowski <maze@google.com> Cc: Jiri Benc <jbenc@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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/openbmc/linux/net/ipv4/ |
H A D | gre_demux.c | diff e582615ad33dbd39623084a02e95567b116e1eea Wed Jun 15 08:24:00 CDT 2016 Eric Dumazet <edumazet@google.com> gre: fix error handler
1) gre_parse_header() can be called from gre_err()
At this point transport header points to ICMP header, not the inner header.
2) We can not really change transport header as ipgre_err() will later assume transport header still points to ICMP header (using icmp_hdr())
3) pskb_may_pull() logic in gre_parse_header() really works if we are interested at zone pointed by skb->data
4) As Jiri explained in commit b7f8fe251e46 ("gre: do not pull header in ICMP error processing") we should not pull headers in error handler.
So this fix :
A) changes gre_parse_header() to use skb->data instead of skb_transport_header()
B) Adds a nhs parameter to gre_parse_header() so that we can skip the not pulled IP header from error path. This offset is 0 for normal receive path.
C) remove obsolete IPV6 includes
Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Tom Herbert <tom@herbertland.com> Cc: Maciej Żenczykowski <maze@google.com> Cc: Jiri Benc <jbenc@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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H A D | ip_gre.c | diff e582615ad33dbd39623084a02e95567b116e1eea Wed Jun 15 08:24:00 CDT 2016 Eric Dumazet <edumazet@google.com> gre: fix error handler
1) gre_parse_header() can be called from gre_err()
At this point transport header points to ICMP header, not the inner header.
2) We can not really change transport header as ipgre_err() will later assume transport header still points to ICMP header (using icmp_hdr())
3) pskb_may_pull() logic in gre_parse_header() really works if we are interested at zone pointed by skb->data
4) As Jiri explained in commit b7f8fe251e46 ("gre: do not pull header in ICMP error processing") we should not pull headers in error handler.
So this fix :
A) changes gre_parse_header() to use skb->data instead of skb_transport_header()
B) Adds a nhs parameter to gre_parse_header() so that we can skip the not pulled IP header from error path. This offset is 0 for normal receive path.
C) remove obsolete IPV6 includes
Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Tom Herbert <tom@herbertland.com> Cc: Maciej Żenczykowski <maze@google.com> Cc: Jiri Benc <jbenc@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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/openbmc/linux/net/ipv6/ |
H A D | ip6_gre.c | diff e582615ad33dbd39623084a02e95567b116e1eea Wed Jun 15 08:24:00 CDT 2016 Eric Dumazet <edumazet@google.com> gre: fix error handler
1) gre_parse_header() can be called from gre_err()
At this point transport header points to ICMP header, not the inner header.
2) We can not really change transport header as ipgre_err() will later assume transport header still points to ICMP header (using icmp_hdr())
3) pskb_may_pull() logic in gre_parse_header() really works if we are interested at zone pointed by skb->data
4) As Jiri explained in commit b7f8fe251e46 ("gre: do not pull header in ICMP error processing") we should not pull headers in error handler.
So this fix :
A) changes gre_parse_header() to use skb->data instead of skb_transport_header()
B) Adds a nhs parameter to gre_parse_header() so that we can skip the not pulled IP header from error path. This offset is 0 for normal receive path.
C) remove obsolete IPV6 includes
Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Tom Herbert <tom@herbertland.com> Cc: Maciej Żenczykowski <maze@google.com> Cc: Jiri Benc <jbenc@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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