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at86rf230: add missing error handling

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This patch adds an async error handling function if sync state change
runs into a timeout. The async error handling function tries to recover
the phy state machine into a valid state.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Alexander Aring 2014-10-07 10:38:26 +02:00 committed by Marcel Holtmann
parent 464f029915
commit d06c21990f
1 changed files with 3 additions and 1 deletions
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4
drivers/net/ieee802154/at86rf230.c
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@ -690,8 +690,10 @@ at86rf230_sync_state_change(struct at86rf230_local *lp, unsigned int state)
rc = wait_for_completion_timeout(&lp->state_complete, rc = wait_for_completion_timeout(&lp->state_complete,
msecs_to_jiffies(100)); msecs_to_jiffies(100));
if (!rc) if (!rc) {
at86rf230_async_error(lp, &lp->state, -ETIMEDOUT);
return -ETIMEDOUT; return -ETIMEDOUT;
}
return 0; return 0;
} }