20 lines
624 B
Plaintext
20 lines
624 B
Plaintext
$OpenBSD: patch-vpnc_c,v 1.4 2009/01/29 19:07:06 pea Exp $
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--- vpnc.c.orig Wed Nov 19 21:55:51 2008
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+++ vpnc.c Thu Jan 22 13:59:59 2009
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@@ -190,10 +190,11 @@ static void addenv(const void *name, const char *value
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oldval = getenv(name);
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if (oldval != NULL) {
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- strbuf = xallocc(strlen(oldval) + 1 + strlen(value) + 1);
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- strcat(strbuf, oldval);
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- strcat(strbuf, " ");
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- strcat(strbuf, value);
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+ size_t sz = strlen(oldval) + 1 + strlen(value) + 1;
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+ strbuf = xallocc(sz);
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+ strlcpy(strbuf, oldval, sz);
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+ strlcat(strbuf, " ", sz);
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+ strlcat(strbuf, value, sz);
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}
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setenv(name, strbuf ? strbuf : value, 1);
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