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[NET]: Add some acquires/releases sparse annotations.

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Add __acquires() and __releases() annotations to suppress some sparse
warnings.

example of warnings :

net/ipv4/udp.c:1555:14: warning: context imbalance in 'udp_seq_start' - wrong
count at exit
net/ipv4/udp.c:1571:13: warning: context imbalance in 'udp_seq_stop' -
unexpected unlock

Signed-off-by: Eric Dumazet <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Eric Dumazet 2008-01-01 21:58:02 -08:00 • committed by David S. Miller
commit 9a429c4983
16 changed files with 36 additions and 0 deletions
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2
net/xfrm/xfrm_state.c
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@ -211,6 +211,7 @@ static struct xfrm_state_afinfo *xfrm_state_lock_afinfo(unsigned int family)
}
static void xfrm_state_unlock_afinfo(struct xfrm_state_afinfo *afinfo)
__releases(xfrm_state_afinfo_lock)
{
write_unlock_bh(&xfrm_state_afinfo_lock);
}
@ -1909,6 +1910,7 @@ static struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family)
}
static void xfrm_state_put_afinfo(struct xfrm_state_afinfo *afinfo)
__releases(xfrm_state_afinfo_lock)
{
read_unlock(&xfrm_state_afinfo_lock);
}