[SCSI] aacraid: bad BUG_ON fix

This was noticed by Doug Bazamic and the fix found by Mark Salyzyn at
Adaptec.

There was an error in the BUG_ON() statement that validated the
calculated fib size which can cause the driver to panic.

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

diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index 83bfab7..a8e3dfc 100644 (file)
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -972,7 +972,7 @@ static int aac_read(struct scsi_cmnd * scsicmd, int cid)
                fibsize = sizeof(struct aac_read64) + 
                        ((le32_to_cpu(readcmd->sg.count) - 1) * 
                         sizeof (struct sgentry64));
-               BUG_ON (fibsize > (sizeof(struct hw_fib) - 
+               BUG_ON (fibsize > (dev->max_fib_size - 
                                        sizeof(struct aac_fibhdr)));
                /*
                 *      Now send the Fib to the adapter