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authorFabian Frederick <fabf@skynet.be>2015-02-20 19:12:52 +0100
committerDavid S. Miller <davem@davemloft.net>2015-02-22 15:24:10 -0500
commit45cee4f594bcb3083c2d8475462af2f2ddf29aff (patch)
tree18c6d635c77105420915b2877c2f84ea281250ed /drivers/isdn
parent3f34b24a732bab9635c4b32823268c37c01b40f0 (diff)
downloadlwn-45cee4f594bcb3083c2d8475462af2f2ddf29aff.tar.gz
lwn-45cee4f594bcb3083c2d8475462af2f2ddf29aff.zip
mISDN: replace current->state by set_current_state()
Use helper function to access current->state. Direct assignments are prone to races and therefore buggy. Thanks to Peter Zijlstra for the exact definition of the problem. Signed-off-by: Fabian Frederick <fabf@skynet.be> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/isdn')
-rw-r--r--drivers/isdn/hardware/mISDN/hfcpci.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c
index 3c92780bda09..ff48da61c94c 100644
--- a/drivers/isdn/hardware/mISDN/hfcpci.c
+++ b/drivers/isdn/hardware/mISDN/hfcpci.c
@@ -1755,7 +1755,7 @@ init_card(struct hfc_pci *hc)
enable_hwirq(hc);
spin_unlock_irqrestore(&hc->lock, flags);
/* Timeout 80ms */
- current->state = TASK_UNINTERRUPTIBLE;
+ set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout((80 * HZ) / 1000);
printk(KERN_INFO "HFC PCI: IRQ %d count %d\n",
hc->irq, hc->irqcnt);