1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/ipath/ipath_iba6120.c b/drivers/infiniband/hw/ipath/ipath_iba6120.c
index bcb70d67dbb9..2345bb011acd 100644
--- a/drivers/infiniband/hw/ipath/ipath_iba6120.c
+++ b/drivers/infiniband/hw/ipath/ipath_iba6120.c
@@ -791,6 +791,7 @@ static void ipath_setup_pe_setextled(struct ipath_devdata *dd, u64 lst,
                                      u64 ltst)
 {
         u64 extctl;
+        unsigned long flags = 0;
 
         /* the diags use the LED to indicate diag info, so we leave
          * the external LED alone when the diags are running */
@@ -807,6 +808,7 @@ static void ipath_setup_pe_setextled(struct ipath_devdata *dd, u64 lst,
                         : INFINIPATH_IBCS_L_STATE_DOWN;
         }
 
+        spin_lock_irqsave(&dd->ipath_gpio_lock, flags);
         extctl = dd->ipath_extctrl & ~(INFINIPATH_EXTC_LED1PRIPORT_ON |
                                        INFINIPATH_EXTC_LED2PRIPORT_ON);
 
@@ -816,6 +818,7 @@ static void ipath_setup_pe_setextled(struct ipath_devdata *dd, u64 lst,
                 extctl |= INFINIPATH_EXTC_LED1PRIPORT_ON;
         dd->ipath_extctrl = extctl;
         ipath_write_kreg(dd, dd->ipath_kregs->kr_extctrl, extctl);
+        spin_unlock_irqrestore(&dd->ipath_gpio_lock, flags);
 }
 
 /**