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author | René Scharfe <l.s.r@web.de> | 2017-04-18 17:57:42 -0400 |
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committer | Junio C Hamano <gitster@pobox.com> | 2017-04-18 19:57:41 -0700 |
commit | da25bdb7766c01665500cf7c7b75e76ea1f28b49 (patch) | |
tree | 0130260984ed75f313cacb0fb1c452ce6f47dcf1 /builtin/receive-pack.c | |
parent | preparing for 2.10.3 (diff) | |
download | tgif-da25bdb7766c01665500cf7c7b75e76ea1f28b49.tar.xz |
use HOST_NAME_MAX to size buffers for gethostname(2)
POSIX limits the length of host names to HOST_NAME_MAX. Export the
fallback definition from daemon.c and use this constant to make all
buffers used with gethostname(2) big enough for any possible result
and a terminating NUL.
Inspired-by: David Turner <dturner@twosigma.com>
Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: David Turner <dturner@twosigma.com>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'builtin/receive-pack.c')
-rw-r--r-- | builtin/receive-pack.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c index 011db00d31..3ca8ebe0e1 100644 --- a/builtin/receive-pack.c +++ b/builtin/receive-pack.c @@ -1655,7 +1655,7 @@ static const char *unpack(int err_fd, struct shallow_info *si) if (status) return "unpack-objects abnormal exit"; } else { - char hostname[256]; + char hostname[HOST_NAME_MAX + 1]; argv_array_pushl(&child.args, "index-pack", "--stdin", hdr_arg, NULL); |