X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=log.c;h=08509b32b0150f85a55d76c38776d00d856be159;hp=af974f85b594abc1951b4bfb77ad625f4887b529;hb=0a428b23d4201c31bde25775ecb5f72801f431d9;hpb=fddc6604f91ebf76d9090741f9d4f5a4d33be0c6

diff --git a/log.c b/log.c
index af974f85..08509b32 100644
--- a/log.c
+++ b/log.c
@@ -12,6 +12,7 @@ int log_valist(const char *str, va_list args)
 	size_t len;
 
 	len = vsnprintf(buffer, sizeof(buffer), str, args);
+	len = min(len, sizeof(buffer) - 1);
 
 	if (log_syslog)
 		syslog(LOG_INFO, "%s", buffer);
@@ -40,6 +41,7 @@ int log_local(const char *format, ...)
 	va_start(args, format);
 	len = vsnprintf(buffer, sizeof(buffer), format, args);
 	va_end(args);
+	len = min(len, sizeof(buffer) - 1);
 
 	if (log_syslog)
 		syslog(LOG_INFO, "%s", buffer);
@@ -58,6 +60,7 @@ int log_info(const char *format, ...)
 	va_start(args, format);
 	len = vsnprintf(buffer, sizeof(buffer), format, args);
 	va_end(args);
+	len = min(len, sizeof(buffer) - 1);
 
 	if (is_backend)
 		return fio_server_text_output(buffer, len);
@@ -77,6 +80,7 @@ int log_err(const char *format, ...)
 	va_start(args, format);
 	len = vsnprintf(buffer, sizeof(buffer), format, args);
 	va_end(args);
+	len = min(len, sizeof(buffer) - 1);
 
 	if (is_backend)
 		return fio_server_text_output(buffer, len);