[SCSI] allow sleeping in ->eh_bus_reset_handler()

Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.c b/drivers/scsi/sym53c8xx_2/sym_glue.c
index 5ea62552d47d..6af9c18b3f97 100644
--- a/drivers/scsi/sym53c8xx_2/sym_glue.c
+++ b/drivers/scsi/sym53c8xx_2/sym_glue.c
@@ -878,7 +878,13 @@ static int sym53c8xx_eh_device_reset_handler(struct scsi_cmnd *cmd)
 
 static int sym53c8xx_eh_bus_reset_handler(struct scsi_cmnd *cmd)
 {
-        return sym_eh_handler(SYM_EH_BUS_RESET, "BUS RESET", cmd);
+        int rc;
+
+        spin_lock_irq(cmd->device->host->host_lock);
+        rc = sym_eh_handler(SYM_EH_BUS_RESET, "BUS RESET", cmd);
+        spin_unlock_irq(cmd->device->host->host_lock);
+
+        return rc;
 }
 
 static int sym53c8xx_eh_host_reset_handler(struct scsi_cmnd *cmd)