A succeeding ioctl does not imply that the SCSI command succeeded.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
io_header.timeout = 6000; /* XXX */
ret = bdrv_ioctl(bdrv, SG_IO, &io_header);
- if (ret < 0)
+ if (ret < 0 || io_header.driver_status || io_header.host_status) {
return -1;
-
+ }
return (buf[4] << 24) | (buf[5] << 16) | (buf[6] << 8) | buf[7];
}
io_header.timeout = 6000; /* XXX */
ret = bdrv_ioctl(bdrv, SG_IO, &io_header);
- if (ret < 0)
+ if (ret < 0 || io_header.driver_status || io_header.host_status) {
return -1;
-
+ }
return (buf[9] << 16) | (buf[10] << 8) | buf[11];
}