diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2021-08-15 23:29:04 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2021-08-17 19:05:36 +0200 |
| commit | dc7109aaa233d83b573f75763a9f1ae207042a53 (patch) | |
| tree | 840d93235712730caeffb9567603895b62cac6f7 /drivers/pps/clients | |
| parent | c49f7ece4617807c5de06857d196c825aadf60d5 (diff) | |
| download | lwn-dc7109aaa233d83b573f75763a9f1ae207042a53.tar.gz lwn-dc7109aaa233d83b573f75763a9f1ae207042a53.zip | |
futex: Validate waiter correctly in futex_proxy_trylock_atomic()
The loop in futex_requeue() has a sanity check for the waiter, which is
missing in futex_proxy_trylock_atomic(). In theory the key2 check is
sufficient, but futexes are cursed so add it for completeness and paranoia
sake.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210815211305.193767519@linutronix.de
Diffstat (limited to 'drivers/pps/clients')
0 files changed, 0 insertions, 0 deletions