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[PATCH] Fix module refcount leak in __set_personality() 

If the change of personality does not lead to change of exec domain,
__set_personality() returned without releasing the module reference
acquired by lookup_exec_domain().

Signed-off-by: Sergey Vlasov <vsu@altlinux.ru>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Sergey Vlasov 2006-03-24 03:18:38 -08:00 committed by Linus Torvalds
parent b5a7c4f583
commit 6a4d11c2ab
1 changed files with 1 additions and 0 deletions
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kernel/exec_domain.c
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@ -140,6 +140,7 @@ __set_personality(u_long personality)
ep = lookup_exec_domain(personality); ep = lookup_exec_domain(personality);
if (ep == current_thread_info()->exec_domain) { if (ep == current_thread_info()->exec_domain) {
current->personality = personality; current->personality = personality;
module_put(ep->module);
return 0; return 0;
} }