For 6-byte r/w commands, transfer length 0 means 256 blocks of data,
not 0 block.
Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Cc: Kashyap Desai <kashyap.desai@xxxxxxxxxxxxx>
Cc: Sumit Saxena <sumit.saxena@xxxxxxxxxxxxx>
Cc: Uday Lingala <uday.lingala@xxxxxxxxxxxxx>
Cc: megaraidlinux.pdl@xxxxxxxxxxxxx
Cc: linux-scsi@xxxxxxxxxxxxxxx
---
drivers/scsi/megaraid.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index bc7b34c..509aead 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -759,6 +759,8 @@ mega_build_cmd(adapter_t *adapter, Scsi_Cmnd *cmd, int *busy)
*/
if( cmd->cmd_len == 6 ) {
mbox->m_out.numsectors = (u32) cmd->cmnd[4];
+ if (mbox->m_out.numsectors == 0)
+ mbox->m_out.numsectors = 256;
mbox->m_out.lba =
((u32)cmd->cmnd[1] << 16) |
((u32)cmd->cmnd[2] << 8) |
--
1.9.1
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