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udp-send-to: fix deallocation bug related to rktio refactoring

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The bug caused an attempt to free NULL as an addrinfo, which is
apparently ok on many OSes, but not all.
This commit is contained in:
Matthew Flatt 2017-07-02 14:27:16 -06:00
parent ed8145e0d2
commit 340b878981
1 changed files with 1 additions and 1 deletions
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2
racket/src/racket/src/network.c
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@ -2129,7 +2129,7 @@ static Scheme_Object *udp_send_it(const char *name, int argc, Scheme_Object *arg
} else { } else {
return do_udp_send_it(name, udp, return do_udp_send_it(name, udp,
SCHEME_BYTE_STR_VAL(argv[3+delta]), start, end, SCHEME_BYTE_STR_VAL(argv[3+delta]), start, end,
dest_addr, 1, dest_addr, with_addr,
can_block, 1); can_block, 1);
} }
} }