Merged revisions 285017 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.8

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  r285017 | twilson | 2010-09-03 18:19:54 -0500 (Fri, 03 Sep 2010) | 4 lines
  
  Call correct lock function as transferer is a sip_pvt not a channel
  
  Both functions are #defined to ao2_lock, but still...
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@285029 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -21767,7 +21767,7 @@ static int local_attended_transfer(struct sip_pvt *transferer, struct sip_dual *
 
 		ast_do_masquerade(target.chan1);
 
-		ast_channel_lock(transferer); /* the transferer pvt is expected to remain locked on return */
+		sip_pvt_lock(transferer); /* the transferer pvt is expected to remain locked on return */
 
 		ast_indicate(target.chan1, AST_CONTROL_UNHOLD);