ccanlint: fix compiler warning about return value of symlink.

diff --git a/tools/ccanlint/ccanlint.c b/tools/ccanlint/ccanlint.c
index 77917057f521300c4833a99fbbf35b3abfecf3e8..179f270344cd00a4a8109e18384bb6d555bf5d21 100644 (file)
--- a/tools/ccanlint/ccanlint.c
+++ b/tools/ccanlint/ccanlint.c
@@ -400,8 +400,9 @@ int main(int argc, char *argv[])
        m = get_manifest(talloc_autofree_context(), dir);
 
        /* Create a symlink from temp dir back to src dir's test directory. */
-       symlink(talloc_asprintf(m, "%s/test", dir),
-               talloc_asprintf(m, "%s/test", temp_dir(NULL)));
+       if (symlink(talloc_asprintf(m, "%s/test", dir),
+                   talloc_asprintf(m, "%s/test", temp_dir(NULL))) != 0)
+               err(1, "Creating test symlink in %s", temp_dir(NULL));
 
        /* If you don't pass the compulsory tests, you don't even get a score */
        if (verbose)