r148: Make code warning-free

diff --git a/nbd-tester-client.c b/nbd-tester-client.c
index 9cc3aca06f911ea317784525b56637330eca640b..cecddf7331b20086a4d652b1a45aefdb6178e0cf 100644 (file)
--- a/nbd-tester-client.c
+++ b/nbd-tester-client.c
@@ -29,6 +29,7 @@
 #include <sys/types.h>
 #include <sys/types.h>
 #include <sys/socket.h>
+#include <unistd.h>
 #include "config.h"
 #include "lfs.h"
 #define MY_NAME "nbd-tester-client"
@@ -52,7 +53,7 @@ typedef enum {
 
 inline int read_all(int f, void *buf, size_t len) {
        ssize_t res;
-       int retval=0;
+       size_t retval=0;
 
        while(len>0) {
                if((res=read(f, buf, len)) <=0) {