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authorChristoph Hellwig <hch@lst.de>2017-01-10 09:41:46 +0100
committerTejun Heo <tj@kernel.org>2017-01-10 10:55:40 -0500
commit8fc6c0657bf852766f08d389c5c3378a032b3de7 (patch)
treeae8905020f8e592679701e0db0ed12da0f9f8bbb /drivers/ata
parent506db3609cdf30b0ff661e8e38e95e91c54fbb82 (diff)
downloadlinux-8fc6c0657bf852766f08d389c5c3378a032b3de7.tar.bz2
libata: call ->scsi_done from ata_scsi_simulate
We always need to call ->scsi_done after we've finished emulating a command, so do it in a single place at the end of ata_scsi_simulate. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/libata-scsi.c22
1 files changed, 7 insertions, 15 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 28e2530b9cd3..6078bc28b325 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -484,13 +484,6 @@ struct device_attribute *ata_common_sdev_attrs[] = {
};
EXPORT_SYMBOL_GPL(ata_common_sdev_attrs);
-static void ata_scsi_invalid_field(struct ata_device *dev,
- struct scsi_cmnd *cmd, u16 field)
-{
- ata_scsi_set_invalid_field(dev, cmd, field, 0xff);
- cmd->scsi_done(cmd);
-}
-
/**
* ata_std_bios_param - generic bios head/sector/cylinder calculator used by sd.
* @sdev: SCSI device for which BIOS geometry is to be determined
@@ -2139,7 +2132,6 @@ static void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
if (rc == 0)
cmd->result = SAM_STAT_GOOD;
- cmd->scsi_done(cmd);
}
/**
@@ -4360,7 +4352,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd)
switch(scsicmd[0]) {
case INQUIRY:
if (scsicmd[1] & 2) /* is CmdDt set? */
- ata_scsi_invalid_field(dev, cmd, 1);
+ ata_scsi_set_invalid_field(dev, cmd, 1, 0xff);
else if ((scsicmd[1] & 1) == 0) /* is EVPD clear? */
ata_scsi_rbuf_fill(&args, ata_scsiop_inq_std);
else switch (scsicmd[2]) {
@@ -4392,7 +4384,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd)
}
/* Fallthrough */
default:
- ata_scsi_invalid_field(dev, cmd, 2);
+ ata_scsi_set_invalid_field(dev, cmd, 2, 0xff);
break;
}
break;
@@ -4410,7 +4402,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd)
if ((scsicmd[1] & 0x1f) == SAI_READ_CAPACITY_16)
ata_scsi_rbuf_fill(&args, ata_scsiop_read_cap);
else
- ata_scsi_invalid_field(dev, cmd, 1);
+ ata_scsi_set_invalid_field(dev, cmd, 1, 0xff);
break;
case REPORT_LUNS:
@@ -4420,7 +4412,6 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd)
case REQUEST_SENSE:
ata_scsi_set_sense(dev, cmd, 0, 0, 0);
cmd->result = (DRIVER_SENSE << 24);
- cmd->scsi_done(cmd);
break;
/* if we reach this, then writeback caching is disabled,
@@ -4442,23 +4433,24 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd)
if ((tmp8 == 0x4) && (!scsicmd[3]) && (!scsicmd[4]))
ata_scsi_rbuf_fill(&args, ata_scsiop_noop);
else
- ata_scsi_invalid_field(dev, cmd, 1);
+ ata_scsi_set_invalid_field(dev, cmd, 1, 0xff);
break;
case MAINTENANCE_IN:
if (scsicmd[1] == MI_REPORT_SUPPORTED_OPERATION_CODES)
ata_scsi_rbuf_fill(&args, ata_scsiop_maint_in);
else
- ata_scsi_invalid_field(dev, cmd, 1);
+ ata_scsi_set_invalid_field(dev, cmd, 1, 0xff);
break;
/* all other commands */
default:
ata_scsi_set_sense(dev, cmd, ILLEGAL_REQUEST, 0x20, 0x0);
/* "Invalid command operation code" */
- cmd->scsi_done(cmd);
break;
}
+
+ cmd->scsi_done(cmd);
}
int ata_scsi_add_hosts(struct ata_host *host, struct scsi_host_template *sht)