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| author | Oleg Nesterov <oleg@tv-sign.ru> | 2006-10-28 19:38:49 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-28 20:30:54 +0200 |
| commit | fca178c0c6e8d52a1875be36b070f30884ebfae9 (patch) | |
| tree | 4bce17647edd3fae6b0ba96407cd1c02037b11d1 /lib/genalloc.c | |
| parent | [PATCH] strstrip remove last blank fix (diff) | |
| download | linux-fca178c0c6e8d52a1875be36b070f30884ebfae9.tar.xz linux-fca178c0c6e8d52a1875be36b070f30884ebfae9.zip | |
[PATCH] fill_tgid: fix task_struct leak and possible oops
1. fill_tgid() forgets to do put_task_struct(first).
2. release_task(first) can happen after fill_tgid() drops tasklist_lock,
it is unsafe to dereference first->signal.
This is a temporary fix, imho the locking should be reworked.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Shailabh Nagar <nagar@watson.ibm.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Jay Lan <jlan@sgi.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'lib/genalloc.c')
0 files changed, 0 insertions, 0 deletions