httpd: optimize example CGIsbusybox

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 3 insertions, 16 deletions

diff --git a/networking/httpd_ratelimit_cgi.c b/networking/httpd_ratelimit_cgi.c
index 96702131e..cadaf5a07 100644
--- a/networking/httpd_ratelimit_cgi.c
+++ b/networking/httpd_ratelimit_cgi.c
@@ -39,31 +39,18 @@ httpd_ratelimit_cgi.c -o httpd_ratelimit_cgi
 #include <sys/stat.h> /* mkdir */
 #include <limits.h>
 
-static ssize_t full_write(int fd, const void *buf, size_t len)
+static void full_write(int fd, const void *buf, size_t len)
 {
         ssize_t cc;
-        ssize_t total;
-
-        total = 0;
 
         while (len) {
                 cc = write(fd, buf, len);
 
-                if (cc < 0) {
-                        if (total) {
-                                /* we already wrote some! */
-                                /* user can do another write to know the error code */
-                                return total;
-                        }
-                        return cc;  /* write() returns -1 on failure. */
-                }
-
-                total += cc;
+                if (cc < 0)
+                        return;
                 buf = ((const char *)buf) + cc;
                 len -= cc;
         }
-
-        return total;
 }
 
 static void full_write2(int fd, const char *msg, const char *msg2)