Commit e2b224ab authored by Dan Carpenter's avatar Dan Carpenter Committed by David S. Miller
Browse files

tipc: fix shift wrapping bug in map_get() 



There is a shift wrapping bug in this code so anything thing above
31 will return false.

Fixes: 35c55c98 ("tipc: add neighbor monitoring framework")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9efd2329

net/tipc/monitor.c

+1 −1
Original line number Diff line number Diff line
@@ -160,7 +160,7 @@ static void map_set(u64 *up_map, int i, unsigned int v) 


static int map_get(u64 up_map, int i)

{

	return (up_map & (1 << i)) >> i;

	return (up_map & (1ULL << i)) >> i;

}



static struct tipc_peer *peer_prev(struct tipc_peer *peer)