Fix some possible memory issues in GisHttp

diff --git a/src/data/gis-http.c b/src/data/gis-http.c
index 915f6483538a0e540826b51408d600de36157bfe..7f7d03be9393978f21aff9039749d745e718cff9 100644 (file)
--- a/src/data/gis-http.c
+++ b/src/data/gis-http.c
@@ -245,7 +245,7 @@ GList *gis_http_available(GisHttp *http,
 
        /* Add online files if online */
        if (index) {
-               gchar tmp[16];
+               gchar tmp[32];
                g_snprintf(tmp, sizeof(tmp), ".index.%x", g_random_int());
                gchar *path = gis_http_fetch(http, index, tmp,
                                GIS_REFRESH, NULL, NULL);
@@ -253,6 +253,8 @@ GList *gis_http_available(GisHttp *http,
                        return files;
                gchar *html;
                g_file_get_contents(path, &html, NULL, NULL);
+               if (!html)
+                       return files;
 
                /* Match hrefs by default, this regex is not very accurate */
                GRegex *extract_re = g_regex_new(
@@ -261,10 +263,12 @@ GList *gis_http_available(GisHttp *http,
                g_regex_match(extract_re, html, 0, &info);
                while (g_match_info_matches(info)) {
                        gchar *file = g_match_info_fetch(info, 1);
-                       if (g_regex_match(filter_re, file, 0, NULL))
-                               files = g_list_prepend(files, file);
-                       else
-                               g_free(file);
+                       if (file) {
+                               if (g_regex_match(filter_re, file, 0, NULL))
+                                       files = g_list_prepend(files, file);
+                               else
+                                       g_free(file);
+                       }
                        g_match_info_next(info, NULL);
                }