Currently, the iSCSI driver returns the data transfer residual for
data-in commands (e.g. read) but not data-out commands (e.g. write).
This patch makes it return the data transfer residual for both types of
commands.
Signed-off-by: Tony Battersby <[EMAIL PROTECTED]>
---
--- linux-2.6.24-rc2/drivers/scsi/libiscsi.c.orig 2007-11-07
12:52:20.000000000 -0500
+++ linux-2.6.24-rc2/drivers/scsi/libiscsi.c 2007-11-07 12:52:27.000000000
-0500
@@ -291,9 +291,6 @@ invalid_datalen:
min_t(uint16_t, senselen, SCSI_SENSE_BUFFERSIZE));
}
- if (sc->sc_data_direction == DMA_TO_DEVICE)
- goto out;
-
if (rhdr->flags & ISCSI_FLAG_CMD_UNDERFLOW) {
int res_count = be32_to_cpu(rhdr->residual_count);
-
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