X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=client.c;h=611ee2f5a3f929d9d7ae7c7d14c229196bdfedbb;hp=60f7c6ab82767cab31cf30443e07affa15c32b51;hb=ec9e13345f3f433f3693891864cf794206cdd057;hpb=b4f5e72f1383499439c45acee627c022f06b6825

diff --git a/client.c b/client.c
index 60f7c6ab..611ee2f5 100644
--- a/client.c
+++ b/client.c
@@ -123,8 +123,13 @@ static int read_ini_data(int fd, void *data, size_t size)
 	char *p = data;
 	int ret = 0;
 	FILE *fp;
+	int dupfd;
 
-	fp = fdopen(dup(fd), "r");
+	dupfd = dup(fd);
+	if (dupfd < 0)
+		return errno;
+
+	fp = fdopen(dupfd, "r");
 	if (!fp)
 		return errno;