Al Viro 66717b5727 Fix racy use of anon_inode_getfd() in perf_event.c ...

commit ea635c64e0 upstream.

once anon_inode_getfd() is called, you can't expect *anything* about
struct file that descriptor points to - another thread might be doing
whatever it likes with descriptor table at that point.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

2010-07-05 11:10:30 -07:00

117 KiB

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