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authorDmitry Kravkov <dmitry@broadcom.com>2010-10-18 01:10:02 +0200
committerDavid S. Miller <davem@davemloft.net>2010-10-18 15:51:58 +0200
commitadf5f6a18f2cbb215394599981fb48473b526faa (patch)
tree5f80a00fe5fdb35416b90f142dd0848963e41f51 /drivers/net/bnx2x
parentbnx2x: remove redundant commands during error handling (diff)
downloadlinux-adf5f6a18f2cbb215394599981fb48473b526faa.tar.xz
linux-adf5f6a18f2cbb215394599981fb48473b526faa.zip
bnx2x: do not deal with power if no capability
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com> Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com> Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bnx2x')
-rw-r--r--drivers/net/bnx2x/bnx2x_cmn.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c
index b037dd2db8e5..afff58c52d4f 100644
--- a/drivers/net/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/bnx2x/bnx2x_cmn.c
@@ -1521,6 +1521,12 @@ int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state)
{
u16 pmcsr;
+ /* If there is no power capability, silently succeed */
+ if (!bp->pm_cap) {
+ DP(NETIF_MSG_HW, "No power capability. Breaking.\n");
+ return 0;
+ }
+
pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr);
switch (state) {