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- reinstate paranoia check in wrapf().

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This commit is contained in:
Bernhard Reutner-Fischer 2007-01-18 08:41:22 +00:00
parent 7f0d7ae4f5
commit 1a250d9f32
1 changed files with 3 additions and 2 deletions
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5
coreutils/stty.c
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@ -462,8 +462,9 @@ static void wrapf(const char *message, ...)
va_start(args, message); va_start(args, message);
buflen = vsnprintf(buf, sizeof(buf), message, args); buflen = vsnprintf(buf, sizeof(buf), message, args);
va_end(args); va_end(args);
/* buflen = strlen(buf); cheaper not to pull in strlen */ /* We seem to be called only with suitable lengths, but check if
if (!buflen /*|| buflen >= sizeof(buf)*/) return; somebody failed to adhere to this assumption just to be sure. */
if (!buflen || buflen >= sizeof(buf)) return;
if (current_col > 0) { if (current_col > 0) {
current_col++; current_col++;