From: chris mikkelson <chris@mikk.net>
Date: Sun, 28 Feb 2010 05:22:58 +0000 (-0600)
Subject: Check that module methods are supplied before attempting to call them.
X-Git-Url: https://git.mikk.net/?a=commitdiff_plain;h=6d431914a7d2dfe8efd742e67ff2d7a8fbac26dc;p=liburl

Check that module methods are supplied before attempting to call them.
---

diff --git a/msgproc.c b/msgproc.c
index d311f5e..6faeef3 100644
--- a/msgproc.c
+++ b/msgproc.c
@@ -59,13 +59,13 @@ msgproc_prev(msgproc *m)
 void
 msgproc_module_init(msgproc_module *m)
 {
-	if (m) m->mpm_init();
+	if (m && m->mpm_init) m->mpm_init();
 }
 
 void
 msgproc_module_set(msgproc_module *m, int key, void *data, size_t dsiz)
 {
-	if (m) m->mpm_set(key, data, dsiz);
+	if (m && m->mpm_set) m->mpm_set(key, data, dsiz);
 }
 
 void
@@ -100,5 +100,5 @@ msgproc_finish(msgproc *m)
 void
 msgproc_module_shutdown(msgproc_module *m)
 {
-	if (m) m->mpm_shutdown();
+	if (m && m->mpm_shutdown) m->mpm_shutdown();
 }