diff options
| author | Tim Gardner <tim.gardner@canonical.com> | 2010-06-08 11:33:02 -0600 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-06-15 15:44:41 -0400 |
| commit | d6a574ff6bfb842bdb98065da053881ff527be46 (patch) | |
| tree | 899cdc5cdfc75d21a8c258ecfc2bc6b1e1c79895 /drivers/net/wireless/hostap/hostap_wlan.h | |
| parent | a69b03e941abae00380fc6bc1877fb797a1b31e6 (diff) | |
| download | lwn-d6a574ff6bfb842bdb98065da053881ff527be46.tar.gz lwn-d6a574ff6bfb842bdb98065da053881ff527be46.zip | |
hostap: Protect against initialization interrupt
Use an irq spinlock to hold off the IRQ handler until
enough early card init is complete such that the handler
can run without faulting.
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
Cc: stable@kernel.org
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/hostap/hostap_wlan.h')
| -rw-r--r-- | drivers/net/wireless/hostap/hostap_wlan.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/hostap/hostap_wlan.h b/drivers/net/wireless/hostap/hostap_wlan.h index 3d238917af07..1ba33be98b25 100644 --- a/drivers/net/wireless/hostap/hostap_wlan.h +++ b/drivers/net/wireless/hostap/hostap_wlan.h @@ -654,7 +654,7 @@ struct local_info { rwlock_t iface_lock; /* hostap_interfaces read lock; use write lock * when removing entries from the list. * TX and RX paths can use read lock. */ - spinlock_t cmdlock, baplock, lock; + spinlock_t cmdlock, baplock, lock, irq_init_lock; struct mutex rid_bap_mtx; u16 infofid; /* MAC buffer id for info frame */ /* txfid, intransmitfid, next_txtid, and next_alloc are protected by |