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Bluetooth: Add clarifying comment to bt_sock_wait_state()

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The bt_sock_wait_state requires the sk lock to be held (through
lock_sock) so document it clearly in the code.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
This commit is contained in:
Johan Hedberg 2013-09-25 13:26:04 +03:00 committed by Gustavo Padovan
parent 941247f910
commit 0fba96f97b
1 changed files with 1 additions and 0 deletions
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net/bluetooth/af_bluetooth.c
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@ -490,6 +490,7 @@ int bt_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
} }
EXPORT_SYMBOL(bt_sock_ioctl); EXPORT_SYMBOL(bt_sock_ioctl);
/* This function expects the sk lock to be held when called */
int bt_sock_wait_state(struct sock *sk, int state, unsigned long timeo) int bt_sock_wait_state(struct sock *sk, int state, unsigned long timeo)
{ {
DECLARE_WAITQUEUE(wait, current); DECLARE_WAITQUEUE(wait, current);