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| author | Thomas Gleixner <[email protected]> | 2010-03-23 21:40:53 +0000 |
|---|---|---|
| committer | Thomas Gleixner <[email protected]> | 2010-03-24 13:38:23 +0000 |
| commit | cc8c3b78433222e5dbc1fdfcfdde29e1743f181a (patch) | |
| tree | 7efe13d87d7d92b1ff409455e65c85129bc30121 /net/lapb/lapb_subr.c | |
| parent | genirq: Prevent oneshot irq thread race (diff) | |
| download | kernel-cc8c3b78433222e5dbc1fdfcfdde29e1743f181a.tar.gz kernel-cc8c3b78433222e5dbc1fdfcfdde29e1743f181a.zip | |
genirq: Protect access to irq_desc->action in can_request_irq()
can_request_irq() accesses and dereferences irq_desc->action w/o
holding irq_desc->lock. So action can be freed on another CPU before
it's dereferenced. Unlikely, but ...
Protect it with desc->lock.
Signed-off-by: Thomas Gleixner <[email protected]>
Diffstat (limited to 'net/lapb/lapb_subr.c')
0 files changed, 0 insertions, 0 deletions