X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=t%2Flog.c;h=929aac6c3204f17d20cc5e797fe39603861730e8;hb=5de1d4ba1e6ae82bb4ad559463801cb6b7096ac3;hp=ac0230324717f61d736d380400d5152dace86d7c;hpb=1e5324e723116a5faf9da686993cc79c14d62d4b;p=fio.git

diff --git a/t/log.c b/t/log.c
index ac023032..929aac6c 100644
--- a/t/log.c
+++ b/t/log.c
@@ -1,7 +1,8 @@
 #include <stdio.h>
 #include <stdarg.h>
+#include "../minmax.h"
 
-int log_err(const char *format, ...)
+size_t log_err(const char *format, ...)
 {
 	char buffer[1024];
 	va_list args;
@@ -10,11 +11,12 @@ 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);
 
 	return fwrite(buffer, len, 1, stderr);
 }
 
-int log_info(const char *format, ...)
+size_t log_info(const char *format, ...)
 {
 	char buffer[1024];
 	va_list args;
@@ -23,6 +25,7 @@ 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);
 
 	return fwrite(buffer, len, 1, stdout);
 }