[SCSI] Make host_no an unsigned int

Daniel Debonzi reports that he has managed to wrap host_no.  Increasing
the number of host numbers available to 32-bit from 16-bit allows the
problem to be evaded for another hundred years.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index a594bac..d3b1e06 100644 (file)
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -547,7 +547,7 @@ struct Scsi_Host {
        unsigned int host_failed;          /* commands that failed. */
        unsigned int host_eh_scheduled;    /* EH scheduled without command */
     
-       unsigned short host_no;  /* Used for IOCTL_GET_IDLUN, /proc/scsi et al. */
+       unsigned int host_no;  /* Used for IOCTL_GET_IDLUN, /proc/scsi et al. */
        int resetting; /* if set, it means that last_reset is a valid value */
        unsigned long last_reset;