swap plugin: Fix another typo in the *BSD code.

diff --git a/src/swap.c b/src/swap.c
index 24289ab..bcfe4a2 100644 (file)
--- a/src/swap.c
+++ b/src/swap.c
@@ -308,8 +308,8 @@ static int swap_read (void)
                if ((swap_entries[i].se_flags & SWF_ENABLE) == 0)
                        continue;
 
-               used = swap_entries[i].se_inuse  * C_SWAP_BLOCK_SIZE;
-               total = swap_entries[i].se_nblks * C_SWAP_BLOCK_SIZE;
+               used  += swap_entries[i].se_inuse * C_SWAP_BLOCK_SIZE;
+               total += swap_entries[i].se_nblks * C_SWAP_BLOCK_SIZE;
        }
 
        swap_submit ("used", (gauge_t) used);