[patch 15/15] scsi/pcmcia/nsp_cs: time_out reaches -1

[patch 15/15] scsi/pcmcia/nsp_cs: time_out reaches -1

[akpm]

From: Roel Kluin <roel.kluin@gmail.com>

With a postfix decrement timeouts will reach -1 rather than 0, so the
errors do not appear.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/scsi/pcmcia/nsp_cs.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff -puN drivers/scsi/pcmcia/nsp_cs.c~scsi-pcmcia-nsp_cs-time_out-reaches-1 drivers/scsi/pcmcia/nsp_cs.c
--- a/drivers/scsi/pcmcia/nsp_cs.c~scsi-pcmcia-nsp_cs-time_out-reaches-1
+++ a/drivers/scsi/pcmcia/nsp_cs.c
@@ -530,7 +530,7 @@ static int nsp_negate_signal(struct scsi
 		if (reg == 0xff) {
 			break;
 		}
-	} while ((time_out-- != 0) && (reg & mask) != 0);
+	} while ((--time_out != 0) && (reg & mask) != 0);
 
 	if (time_out == 0) {
 		nsp_msg(KERN_DEBUG, " %s signal off timeut", str);
@@ -801,7 +801,7 @@ static void nsp_pio_read(struct scsi_cmn
 
 	data->FifoCount = ocount;
 
-	if (time_out == 0) {
+	if (time_out < 0) {
 		nsp_msg(KERN_DEBUG, "pio read timeout resid=%d this_residual=%d buffers_residual=%d",
 			scsi_get_resid(SCpnt), SCpnt->SCp.this_residual,
 			SCpnt->SCp.buffers_residual);
@@ -897,7 +897,7 @@ static void nsp_pio_write(struct scsi_cm
 
 	data->FifoCount = ocount;
 
-	if (time_out == 0) {
+	if (time_out < 0) {
 		nsp_msg(KERN_DEBUG, "pio write timeout resid=0x%x",
 		                                        scsi_get_resid(SCpnt));
 	}
_