p54pci: add handling of signal case

if(!wait_for_completion_interruptible_timeout(...))
only handles the timeout case - this patch adds handling the
signal case the same as timeout.

Signed-off-by: Nicholas Mc Guire <der.herr@hofr.at>
Acked-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/net/wireless/p54/p54pci.c b/drivers/net/wireless/p54/p54pci.c
index d4aee64fb5ea..27a49068d32d 100644
--- a/drivers/net/wireless/p54/p54pci.c
+++ b/drivers/net/wireless/p54/p54pci.c
@@ -431,6 +431,7 @@ static int p54p_open(struct ieee80211_hw *dev)
 {
         struct p54p_priv *priv = dev->priv;
         int err;
+        long timeout;
 
         init_completion(&priv->boot_comp);
         err = request_irq(priv->pdev->irq, p54p_interrupt,
@@ -468,10 +469,12 @@ static int p54p_open(struct ieee80211_hw *dev)
         P54P_WRITE(dev_int, cpu_to_le32(ISL38XX_DEV_INT_RESET));
         P54P_READ(dev_int);
 
-        if (!wait_for_completion_interruptible_timeout(&priv->boot_comp, HZ)) {
+        timeout = wait_for_completion_interruptible_timeout(
+                        &priv->boot_comp, HZ);
+        if (timeout <= 0) {
                 wiphy_err(dev->wiphy, "Cannot boot firmware!\n");
                 p54p_stop(dev);
-                return -ETIMEDOUT;
+                return timeout ? -ERESTARTSYS : -ETIMEDOUT;
         }
 
         P54P_WRITE(int_enable, cpu_to_le32(ISL38XX_INT_IDENT_UPDATE));