[Pidgin] #7047: memory leak and logic error in proxy.c in pidgin 2.5.1

[Pidgin]

#7047: memory leak and logic error in proxy.c in pidgin 2.5.1
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 Reporter:  rfan.cn       |        Owner:  nosnilmot
     Type:  patch         |       Status:  closed   
Milestone:  2.5.2         |    Component:  libpurple
  Version:  2.5.1         |   Resolution:  fixed    
 Keywords:  proxy detect  |  
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Comment(by datallah at pidgin.im):

 (In [dc674f16b04aac91ee251496098bac41e0fb56a0]):[[BR]]
 Some minor cleanup; removal of unnecessary frees and setting stuff to NULL
 after freeing.
 References #7047

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Ticket URL: <http://developer.pidgin.im/ticket/7047#comment:12>
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