pidgin/pidgin

Fix a few issues with the CredentialProvider code that snuck past review

2020-10-14, Gary Kramlich
569ab1326932
Fix a few issues with the CredentialProvider code that snuck past review

Testing Done:
Compiled and ran unit tests locally. Verified the warnings were gone from the unit test build and verified the warning was gone from the Purple-3.0.gir build.

Reviewed at https://reviews.imfreedom.org/r/168/
/* This file is part of the Project Athena Zephyr Notification System.
* It contains source for ZPeekNotice function.
*
* Created by: Robert French
*
* Copyright (c) 1987 by the Massachusetts Institute of Technology.
* For copying and distribution information, see the file
* "mit-copyright.h".
*/
#include "internal.h"
Code_t
ZPeekNotice(ZNotice_t *notice, struct sockaddr_in *from)
{
char *buffer;
int len;
Code_t retval;
if ((retval = ZPeekPacket(&buffer, &len, from)) != ZERR_NONE)
return (retval);
return (ZParseNotice(buffer, len, notice));
}