From 0bdb5f1d5b2410468de5b375644b06fb756a1786 Mon Sep 17 00:00:00 2001
From: Dmitry Podgorny <pasis.ua@gmail.com>
Date: Thu, 29 Jun 2017 18:32:17 +0300
Subject: [PATCH] examples/vcard: fix warn_unused_result related to fwrite()

---
 examples/vcard.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/examples/vcard.c b/examples/vcard.c
index b84d25e..47d3d4c 100644
--- a/examples/vcard.c
+++ b/examples/vcard.c
@@ -36,6 +36,7 @@ static void vcard_photo(vcard_t *vc, xmpp_stanza_t *stanza)
     char *copy;
     unsigned char *img;
     size_t img_size;
+    size_t written;
     FILE *fd;
 
     tmp = xmpp_stanza_get_child_by_name(stanza, "TYPE");
@@ -65,7 +66,9 @@ static void vcard_photo(vcard_t *vc, xmpp_stanza_t *stanza)
 
     fd = fopen(vc->img_path, "w");
     assert(fd != NULL);
-    fwrite(img, 1, img_size, fd);
+    written = fwrite(img, 1, img_size, fd);
+    if (written < img_size)
+        printf("Saving photo failed\n");
     fclose(fd);
 
     free(copy);