X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=libfio.c;h=8af11297e17c5eed31bd3e23df72ed40c1bfab25;hp=5ed8c6073603d4edb0b381fb356694cce600e04b;hb=05bff935cf3b8d5b3cba3958ec8ea9205bdc9f86;hpb=4a851614cfdbebddeb78de04ac89a39d26f25459

diff --git a/libfio.c b/libfio.c
index 5ed8c607..8af11297 100644
--- a/libfio.c
+++ b/libfio.c
@@ -234,7 +234,7 @@ int fio_running_or_pending_io_threads(void)
 	return 0;
 }
 
-void fio_set_fd_nonblocking(int fd, const char *who)
+int fio_set_fd_nonblocking(int fd, const char *who)
 {
 	int flags;
 
@@ -242,11 +242,14 @@ void fio_set_fd_nonblocking(int fd, const char *who)
 	if (flags < 0)
 		log_err("fio: %s failed to get file flags: %s\n", who, strerror(errno));
 	else {
-		flags |= O_NONBLOCK;
-		flags = fcntl(fd, F_SETFL, flags);
-		if (flags < 0)
+		int new_flags = flags | O_NONBLOCK;
+
+		new_flags = fcntl(fd, F_SETFL, new_flags);
+		if (new_flags < 0)
 			log_err("fio: %s failed to get file flags: %s\n", who, strerror(errno));
 	}
+
+	return flags;
 }
 
 static int endian_check(void)