From: Andreas Öman <andreas@lonelycoder.com>
Date: Fri, 1 Apr 2011 13:32:07 +0000 (+0200)
Subject: Correctly deal with return value from write()
X-Git-Tag: 2.99~73
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2f47066f6ef233b8044bb53900067f5a7e9ef98c;p=thirdparty%2Ftvheadend.git

Correctly deal with return value from write()
---

diff --git a/src/tcp.c b/src/tcp.c
index 171a4dc65..27ed5602f 100644
--- a/src/tcp.c
+++ b/src/tcp.c
@@ -181,18 +181,18 @@ int
 tcp_write_queue(int fd, htsbuf_queue_t *q)
 {
   htsbuf_data_t *hd;
-  int l, r;
+  int l, r = 0;
 
   while((hd = TAILQ_FIRST(&q->hq_q)) != NULL) {
     TAILQ_REMOVE(&q->hq_q, hd, hd_link);
 
     l = hd->hd_data_len - hd->hd_data_off;
-    r = write(fd, hd->hd_data + hd->hd_data_off, l);
+    r |= !!write(fd, hd->hd_data + hd->hd_data_off, l);
     free(hd->hd_data);
     free(hd);
   }
   q->hq_size = 0;
-  return 0;
+  return r;
 }