debian?

1 files changed, 4 insertions, 2 deletions

diff --git a/response_generation_sendfile.c b/response_generation_sendfile.c
index df1485f..5833364 100644
--- a/response_generation_sendfile.c
+++ b/response_generation_sendfile.c
@@ -30,11 +30,13 @@ answer_to_connection (void *cls,
             (0 != strcmp (method, MHD_HTTP_METHOD_HEAD)))
                 return MHD_NO;
         FILE *fp;
-        fp = fopen ("a.txt", "w");
+        if ((fp = fopen ("a.txt", "w")) == NULL)
+                return 1;
         fprintf (fp, "a");
         fclose (fp);
         const char *file = "./a.txt";
-        fd = open (file, O_RDONLY);
+        if ((fd = open (file, O_RDONLY)) == -1)
+                return 1;
         response = MHD_create_response_from_fd64 (buf.st_size, fd);
         if (NULL == response)
         {