Messages in this thread | | | Date | Tue, 8 Aug 2006 11:12:08 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH] unserialized task->files changing |
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On Tue, Aug 08, 2006 at 02:07:49PM +0400, Kirill Korotaev wrote: > Fixed race on put_files_struct on exec with proc. > Restoring files on current on error path may lead > to proc having a pointer to already kfree-d files_struct.
This is three times the exact same code sequence, it should probably go into a helper:
void reset_current_files(struct files_struct *files) { struct files_struct *old = current->files;
task_lock(current); current->files = files; task_unlock(current); put_files_struct(old); }
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