[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:  new      
Milestone:                |    Component:  libpurple
  Version:  2.5.1         |   Resolution:           
 Keywords:  proxy detect  |  
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Comment(by datallah):

 You're right that there are some unnecessary freeing and setting to NULL,
 however it is not dangerous - it is perfectly safe to do "g_free(NULL);".

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Ticket URL: <http://developer.pidgin.im/ticket/7047#comment:9>
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