diff options
| -rw-r--r-- | drivers/scsi/mpi3mr/mpi3mr_os.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c index 5c2fd09b9497..d627355303d7 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_os.c +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c @@ -3331,19 +3331,19 @@ static int mpi3mr_get_chain_idx(struct mpi3mr_ioc *mrioc) { u8 retry_count = 5; int cmd_idx = -1; + unsigned long flags; + spin_lock_irqsave(&mrioc->chain_buf_lock, flags); do { - spin_lock(&mrioc->chain_buf_lock); cmd_idx = find_first_zero_bit(mrioc->chain_bitmap, mrioc->chain_buf_count); if (cmd_idx < mrioc->chain_buf_count) { set_bit(cmd_idx, mrioc->chain_bitmap); - spin_unlock(&mrioc->chain_buf_lock); break; } - spin_unlock(&mrioc->chain_buf_lock); cmd_idx = -1; } while (retry_count--); + spin_unlock_irqrestore(&mrioc->chain_buf_lock, flags); return cmd_idx; } |