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author | Evyatar Stalinsky <evyatar@stalinsky.xyz> | 2023-06-29 15:58:56 +0300 |
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committer | Evyatar Stalinsky <evyatar@stalinsky.xyz> | 2023-06-29 15:58:56 +0300 |
commit | 21e96c459d75b81216c4047d9ec418985d0f0e00 (patch) | |
tree | c848f209c586ff248b2bedb452f738563352b5e3 /util | |
parent | c68c9f1685e41082679abdf3ae181a21d0e0fc9a (diff) |
util/log: fix buffer overflow
Diffstat (limited to 'util')
-rw-r--r-- | util/log.c | 5 |
1 files changed, 3 insertions, 2 deletions
@@ -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); } |