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| author | G. Liakhovetski <gl@dsa-ac.de> | 2007-06-08 19:15:17 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2007-06-08 19:15:17 -0700 |
| commit | c0cfe7faa12f189ef1024fce5a710791d0062355 (patch) | |
| tree | e3f6e22de451d8d679235f8adea313a25c5de497 /include/net/irda | |
| parent | 81d84a94be8085475c3585596e52b06ccbedd922 (diff) | |
| download | linux-stable-c0cfe7faa12f189ef1024fce5a710791d0062355.tar.gz linux-stable-c0cfe7faa12f189ef1024fce5a710791d0062355.tar.bz2 linux-stable-c0cfe7faa12f189ef1024fce5a710791d0062355.zip | |
[IrDA]: Fix Rx/Tx path race.
From: G. Liakhovetski <gl@dsa-ac.de>
We need to switch to NRM _before_ sending the final packet otherwise
we might hit a race condition where we get the first packet from the
peer while we're still in LAP_XMIT_P.
Signed-off-by: Samuel Ortiz <samuel@sortiz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/irda')
| -rw-r--r-- | include/net/irda/irlap.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/net/irda/irlap.h b/include/net/irda/irlap.h index f0248fb8e196..a3d370efb903 100644 --- a/include/net/irda/irlap.h +++ b/include/net/irda/irlap.h @@ -289,4 +289,21 @@ static inline void irlap_clear_disconnect(struct irlap_cb *self) self->disconnect_pending = FALSE; } +/* + * Function irlap_next_state (self, state) + * + * Switches state and provides debug information + * + */ +static inline void irlap_next_state(struct irlap_cb *self, IRLAP_STATE state) +{ + /* + if (!self || self->magic != LAP_MAGIC) + return; + + IRDA_DEBUG(4, "next LAP state = %s\n", irlap_state[state]); + */ + self->state = state; +} + #endif |