[SCSI] aacraid: Fix ioctl handling when adapter resets

Received from Mark Salyzyn,

Outstanding ioctl calls still have some problems with aborting cleanly
in the face of a reset iop recovery action should the adapter ever enter
into a Firmware Assert (BlinkLED) condition. The enclosed patch resolves
some uncovered flawed handling.

Signed-off-by: Mark Haverkamp <markh@linux-foundation.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c
index 83d5680e1326..3a8e7cac9ee2 100644
--- a/drivers/scsi/aacraid/commctrl.c
+++ b/drivers/scsi/aacraid/commctrl.c
@@ -64,6 +64,9 @@ static int ioctl_send_fib(struct aac_dev * dev, void __user *arg)
         unsigned size;
         int retval;
 
+        if (dev->in_reset) {
+                return -EBUSY;
+        }
         fibptr = aac_fib_alloc(dev);
         if(fibptr == NULL) {
                 return -ENOMEM;
@@ -469,6 +472,10 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
         int i;
 
 
+        if (dev->in_reset) {
+                dprintk((KERN_DEBUG"aacraid: send raw srb -EBUSY\n"));
+                return -EBUSY;
+        }
         if (!capable(CAP_SYS_ADMIN)){
                 dprintk((KERN_DEBUG"aacraid: No permission to send raw srb\n")); 
                 return -EPERM;