]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 630d1e9) | patch
libertas: fix spinlock recursion bug
authorHolger Schurig <hs4233@mail.mn-solutions.de>
Wed, 19 Mar 2008 14:24:21 +0000 (15:24 +0100)
committerJohn W. Linville <linville@tuxdriver.com>
Thu, 27 Mar 2008 18:28:30 +0000 (14:28 -0400)
commitc22af5c3050cc6913c542184bf6f90f247942247
treeb098f82d5f57e98558a2828ac5bac280b2763378tree | snapshot
parent630d1e93b72b726665b1cc17ea3f18223c120641commit | diff
libertas: fix spinlock recursion bug

This fixes a bug detected by CONFIG_DEBUG_SPINLOCK:

if_cs_get_int_status() is only called from lbs_thread(), via
priv->hw_get_int_status. However, lbs_thread() has already taken the
priv->driver_lock. So it's a fault to take the same lock again here.

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/libertas/if_cs.c diff | blob | history
Linux Kernel Source Tree.