[asterisk-commits] rmudgett: branch 1.8 r371888 - /branches/1.8/main/channel.c

SVN commits to the Asterisk project asterisk-commits at lists.digium.com
Wed Aug 29 14:38:25 CDT 2012


Author: rmudgett
Date: Wed Aug 29 14:38:19 2012
New Revision: 371888

URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=371888
Log:
Initialize file descriptors for dummy channels to -1.

Dummy channels usually aren't read from, but functions like SHELL and CURL
use autoservice on the channel.

(closes issue ASTERISK-20283)
Reported by: Gareth Palmer
Patches:
      svn-371580.patch (license #5169) patch uploaded by Gareth Palmer (modified)

Modified:
    branches/1.8/main/channel.c

Modified: branches/1.8/main/channel.c
URL: http://svnview.digium.com/svn/asterisk/branches/1.8/main/channel.c?view=diff&rev=371888&r1=371887&r2=371888
==============================================================================
--- branches/1.8/main/channel.c (original)
+++ branches/1.8/main/channel.c Wed Aug 29 14:38:19 2012
@@ -1387,6 +1387,7 @@
 {
 	struct ast_channel *tmp;
 	struct varshead *headp;
+	int x;
 
 #if defined(REF_DEBUG)
 	tmp = __ao2_alloc_debug(sizeof(*tmp), ast_dummy_channel_destructor, "dummy channel",
@@ -1405,6 +1406,22 @@
 	if ((ast_string_field_init(tmp, 128))) {
 		return ast_channel_unref(tmp);
 	}
+
+	/*
+	 * Init file descriptors to unopened state just in case
+	 * autoservice is called on the channel or something tries to
+	 * read a frame from it.
+	 */
+	tmp->timingfd = -1;
+	for (x = 0; x < ARRAY_LEN(tmp->alertpipe); ++x) {
+		tmp->alertpipe[x] = -1;
+	}
+	for (x = 0; x < ARRAY_LEN(tmp->fds); ++x) {
+		tmp->fds[x] = -1;
+	}
+#ifdef HAVE_EPOLL
+	tmp->epfd = -1;
+#endif
 
 	headp = &tmp->varshead;
 	AST_LIST_HEAD_INIT_NOLOCK(headp);




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