It is redundant to do irqsave and irqrestore in hardIRQ context, where it has been in a irq-disabled context.
Signed-off-by: Xiaofei Tan <[email protected]> --- drivers/scsi/esp_scsi.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c index 007ccef..1e44fb5 100644 --- a/drivers/scsi/esp_scsi.c +++ b/drivers/scsi/esp_scsi.c @@ -2175,10 +2175,9 @@ static void __esp_interrupt(struct esp *esp) irqreturn_t scsi_esp_intr(int irq, void *dev_id) { struct esp *esp = dev_id; - unsigned long flags; irqreturn_t ret; - spin_lock_irqsave(esp->host->host_lock, flags); + spin_lock(esp->host->host_lock); ret = IRQ_NONE; if (esp->ops->irq_pending(esp)) { ret = IRQ_HANDLED; @@ -2198,7 +2197,7 @@ irqreturn_t scsi_esp_intr(int irq, void *dev_id) break; } } - spin_unlock_irqrestore(esp->host->host_lock, flags); + spin_unlock(esp->host->host_lock); return ret; } -- 2.8.1
