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socket-util: Fix recursion issue in sendmmsg

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The wrap_sendmmsg has infinite recursion issue.
Fix it by undef sendmmsg.

Signed-off-by: Zhenyu Gao <sysugaozhenyu@gmail.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>
This commit is contained in:
Zhenyu Gao
2017-07-14 15:06:50 +00:00
committed by Ben Pfaff
parent c88f355626
commit 00f5565c7e
1 changed files with 3 additions and 0 deletions
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3
lib/socket-util.c
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@@ -1043,6 +1043,9 @@ sendmmsg(int fd, struct mmsghdr *msgs, unsigned int n, unsigned int flags)
return emulate_sendmmsg(fd, msgs, n, flags); return emulate_sendmmsg(fd, msgs, n, flags);
} }
#else #else
/* sendmmsg was redefined in lib/socket-util.c, should undef sendmmsg here
* to avoid recursion */
#undef sendmmsg
int int
wrap_sendmmsg(int fd, struct mmsghdr *msgs, unsigned int n, unsigned int flags) wrap_sendmmsg(int fd, struct mmsghdr *msgs, unsigned int n, unsigned int flags)
{ {