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authordim <dim@FreeBSD.org>2017-01-11 20:55:01 +0000
committerdim <dim@FreeBSD.org>2017-01-11 20:55:01 +0000
commitf91ff953ed87a3c6ad83c744db610b8dde2d8dc1 (patch)
tree2548162bf4ff71e449bf30ec489bfd8b76d38867
parent2c09b49edf496d9ea1face9a6af2a0dcccfd55ad (diff)
downloadFreeBSD-src-f91ff953ed87a3c6ad83c744db610b8dde2d8dc1.zip
FreeBSD-src-f91ff953ed87a3c6ad83c744db610b8dde2d8dc1.tar.gz
MFC r311570:
In tcpdump's print-tcp.c, avoid increasing alignment when taking the addresses of members of struct ip, which is packed. Since the pointers are only used for memcmp'ing, they can be pointing to void instead. Note that upstream has removed the src and dst variables, in the mean time.
-rw-r--r--contrib/tcpdump/print-tcp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/contrib/tcpdump/print-tcp.c b/contrib/tcpdump/print-tcp.c
index bc200e2..a5c7047 100644
--- a/contrib/tcpdump/print-tcp.c
+++ b/contrib/tcpdump/print-tcp.c
@@ -253,7 +253,7 @@ tcp_print(netdissect_options *ndo,
if (ip6) {
register struct tcp_seq_hash6 *th;
struct tcp_seq_hash6 *tcp_seq_hash;
- const struct in6_addr *src, *dst;
+ const void *src, *dst;
struct tha6 tha;
tcp_seq_hash = tcp_seq_hash6;
@@ -309,7 +309,7 @@ tcp_print(netdissect_options *ndo,
#endif /*INET6*/
register struct tcp_seq_hash *th;
struct tcp_seq_hash *tcp_seq_hash;
- const struct in_addr *src, *dst;
+ const void *src, *dst;
struct tha tha;
tcp_seq_hash = tcp_seq_hash4;
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