From: Kristian Høgsberg <krh@jiraiya.boston.redhat.com>
Date: Tue, 8 Apr 2008 01:32:19 +0000 (-0400)
Subject: Detect failure to create download target file.
X-Git-Tag: 0.1~157
X-Git-Url: http://project.juiblex.co.uk/git/?a=commitdiff_plain;h=70e43ba8d4ee76ff43b51948f37f6db0bf3e2bb0;p=razor.git

Detect failure to create download target file.
---

diff --git a/main.c b/main.c
index cb817b1..a72d419 100644
--- a/main.c
+++ b/main.c
@@ -267,6 +267,11 @@ download_if_missing(const char *url, const char *file)
 
 	if (stat(file, &buf) < 0) {
 		fp = fopen(file, "w");
+		if (fp == NULL) {
+			fprintf(stderr,
+				"failed to open %s for writing\n", file);
+			return -1;
+		}
 		curl_easy_setopt(curl, CURLOPT_WRITEDATA, fp);
 		curl_easy_setopt(curl, CURLOPT_URL, url);
 		res = curl_easy_perform(curl);