From: Belbo <belbo@gmx.de>
Date: Tue, 15 Aug 2017 19:51:47 +0000 (+0200)
Subject: Fixed loop condition in non_blocking_write()
X-Git-Tag: 3.2d13~26^2
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F611%2Fhead;p=thirdparty%2Fshairport-sync.git

Fixed loop condition in non_blocking_write()

The while loop should be repeated, if the last write attempt was a partial write only. In this case, however, rc is greater than 0 (should be 1), not equal to 0.
---

diff --git a/common.c b/common.c
index 2949ebbb..36fa183c 100644
--- a/common.c
+++ b/common.c
@@ -723,9 +723,9 @@ uint64_t get_absolute_time_in_fp() {
 ssize_t non_blocking_write(int fd, const void *buf, size_t count) {
   void *ibuf = (void *)buf;
   size_t bytes_remaining = count;
-  int rc = 0;
+  int rc = 1;
   struct pollfd ufds[1];
-  while ((bytes_remaining > 0) && (rc == 0)) {
+  while ((bytes_remaining > 0) && (rc > 0)) {
     // check that we can do some writing
     ufds[0].fd = fd;
     ufds[0].events = POLLOUT;