]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commitdiff
netxen: fix incorrect loop counter decrement
authorColin Ian King <colin.king@canonical.com>
Fri, 18 Aug 2017 13:12:06 +0000 (14:12 +0100)
committerDavid S. Miller <davem@davemloft.net>
Fri, 18 Aug 2017 17:58:33 +0000 (10:58 -0700)
The loop counter k is currently being decremented from zero which
is incorrect. Fix this by incrementing k instead

Detected by CoverityScan, CID#401847 ("Infinite loop")

Fixes: 83f18a557c6d ("netxen_nic: fw dump support")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c

index 66ff15d08bad4eb0a12e30e69547905789d15336..0a66389c06c2522a95ed8d6d8fdd04ce1762cf4d 100644 (file)
@@ -2311,7 +2311,7 @@ netxen_md_rdqueue(struct netxen_adapter *adapter,
                                 loop_cnt++) {
                NX_WR_DUMP_REG(select_addr, adapter->ahw.pci_base0, queue_id);
                read_addr = queueEntry->read_addr;
-               for (k = 0; k < read_cnt; k--) {
+               for (k = 0; k < read_cnt; k++) {
                        NX_RD_DUMP_REG(read_addr, adapter->ahw.pci_base0,
                                                        &read_value);
                        *data_buff++ = read_value;