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* [PATCH] [SCSI] sym53c8xx: fix resid calculation
@ 2007-11-06 21:07 Tony Battersby
  0 siblings, 0 replies; only message in thread
From: Tony Battersby @ 2007-11-06 21:07 UTC (permalink / raw)
  To: Matthew Wilcox, linux-scsi

This patch fixes the calculation of the data transfer residual for the
case of a command that is supposed to transfer an odd number of bytes on
a wide bus but transfers nothing instead.

Signed-off-by: Tony Battersby <tonyb@cybernetics.com>
---
--- linux-2.6.24-rc1-git15/drivers/scsi/sym53c8xx_2/sym_hipd.c.orig	2007-11-06 15:51:12.000000000 -0500
+++ linux-2.6.24-rc1-git15/drivers/scsi/sym53c8xx_2/sym_hipd.c	2007-11-06 15:51:44.000000000 -0500
@@ -3842,7 +3842,7 @@ int sym_compute_residual(struct sym_hcb 
 	if (cp->startp == cp->phys.head.lastp ||
 	    sym_evaluate_dp(np, cp, scr_to_cpu(cp->phys.head.lastp),
 			    &dp_ofs) < 0) {
-		return cp->data_len;
+		return cp->data_len - cp->odd_byte_adjustment;
 	}
 
 	/*



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2007-11-06 21:07 [PATCH] [SCSI] sym53c8xx: fix resid calculation Tony Battersby

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