Commit 0350cb48 authored by Dan Carpenter's avatar Dan Carpenter Committed by David S. Miller

tipc: potential shift wrapping bug in map_set()

"up_map" is a u64 type but we're not using the high 32 bits.

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 8c0c07a3
...@@ -122,8 +122,8 @@ static int dom_size(int peers) ...@@ -122,8 +122,8 @@ static int dom_size(int peers)
static void map_set(u64 *up_map, int i, unsigned int v) static void map_set(u64 *up_map, int i, unsigned int v)
{ {
*up_map &= ~(1 << i); *up_map &= ~(1ULL << i);
*up_map |= (v << i); *up_map |= ((u64)v << i);
} }
static int map_get(u64 up_map, int i) static int map_get(u64 up_map, int i)
......
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