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Fix "xmalloc: zero size" bug when talking to older servers.

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This patch has been submitted but not yet committed upstream.

Obtained from:	https://bugzilla.mindrot.org/show_bug.cgi?id=1496
MFC after:	1 week
This commit is contained in:
Dag-Erling Smørgrav 2008-09-24 21:17:14 +00:00
parent 7699430e48
commit 253b32b736
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/vendor-crypto/openssh/dist/; revision=183335
1 changed files with 2 additions and 1 deletions
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3
sshconnect2.c
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@ -386,8 +386,9 @@ input_userauth_banner(int type, u_int32_t seq, void *ctxt)
if (options.log_level >= SYSLOG_LEVEL_INFO) {
if (len > 65536)
len = 65536;
msg = xmalloc(len * 4); /* max expansion from strnvis() */
msg = xmalloc(len * 4 + 1); /* max expansion from strnvis() */
strnvis(msg, raw, len * 4, VIS_SAFE|VIS_OCTAL);
msg[len*4] = '\0';
fprintf(stderr, "%s", msg);
xfree(msg);
}