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/nsp32.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c index e44b1a0..d927fde 100644 --- a/drivers/scsi/nsp32.c +++ b/drivers/scsi/nsp32.c @@ -1152,12 +1152,11 @@ static irqreturn_t do_nsp32_isr(int irq, void *dev_id) struct scsi_cmnd *SCpnt = data->CurrentSC; unsigned short auto_stat, irq_stat, trans_stat; unsigned char busmon, busphase; - unsigned long flags; int ret; int handled = 0; struct Scsi_Host *host = data->Host; - spin_lock_irqsave(host->host_lock, flags); + spin_lock(host->host_lock); /* * IRQ check, then enable IRQ mask @@ -1421,7 +1420,7 @@ static irqreturn_t do_nsp32_isr(int irq, void *dev_id) nsp32_write2(base, IRQ_CONTROL, 0); out2: - spin_unlock_irqrestore(host->host_lock, flags); + spin_unlock(host->host_lock); nsp32_dbg(NSP32_DEBUG_INTR, "exit"); -- 2.8.1
