diff options
Diffstat (limited to 'coreutils')
| -rw-r--r-- | coreutils/stty.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/coreutils/stty.c b/coreutils/stty.c index 3ce8bf3..4e665bc 100644 --- a/coreutils/stty.c +++ b/coreutils/stty.c @@ -462,8 +462,9 @@ static void wrapf(const char *message, ...) va_start(args, message); buflen = vsnprintf(buf, sizeof(buf), message, args); va_end(args); - /* buflen = strlen(buf); cheaper not to pull in strlen */ - if (!buflen /*|| buflen >= sizeof(buf)*/) return; + /* We seem to be called only with suitable lengths, but check if + somebody failed to adhere to this assumption just to be sure. */ + if (!buflen || buflen >= sizeof(buf)) return; if (current_col > 0) { current_col++; |