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(writev): error check malloc properly

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@6405 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1999-07-03 02:37:57 +00:00
parent 4e6f8b54ac
commit fb9de67c11
1 changed files with 2 additions and 2 deletions
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4
lib/roken/writev.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 1995, 1996, 1997 Kungliga Tekniska H<>gskolan
* Copyright (c) 1995, 1996, 1997, 1998, 1999 Kungliga Tekniska H<>gskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
@@ -54,7 +54,7 @@ writev(int d, const struct iovec *iov, int iovcnt)
for(i = 0; i < iovcnt; ++i)
tot += iov[i].iov_len;
buf = malloc(tot);
if (buf == NULL) {
if (tot != 0 && buf == NULL) {
errno = ENOMEM;
return -1;
}