util/log: fix buffer overflow

This commit is contained in:
Evyatar Stalinsky 2023-06-29 15:58:56 +03:00
parent c68c9f1685
commit 21e96c459d

View file

@ -72,8 +72,9 @@ static wlr_log_func_t log_callback = log_stderr;
static void log_wl(const char *fmt, va_list args) {
static char wlr_fmt[1024];
int n = snprintf(wlr_fmt, sizeof(wlr_fmt), "[wayland] %s", fmt);
if (n > 0 && wlr_fmt[n - 1] == '\n') {
wlr_fmt[n - 1] = '\0';
size_t len = strlen(wlr_fmt);
if (n > 0 && wlr_fmt[len - 1] == '\n') {
wlr_fmt[len - 1] = '\0';
}
_wlr_vlog(WLR_INFO, wlr_fmt, args);
}