diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 45d6174d3458242323916d4ee0b2071390d92412..f618726bbe70ee1a814c1f02d3a87b3853624dde 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -2612,6 +2612,13 @@ sd_do_mode_sense(struct scsi_device *sdp, int dbd, int modepage, unsigned char *buffer, int len, struct scsi_mode_data *data, struct scsi_sense_hdr *sshdr) { + /* + * If we must use MODE SENSE(10), make sure that the buffer length + * is at least 8 bytes so that the mode sense header fits. + */ + if (sdp->use_10_for_ms && len < 8) + len = 8; + return scsi_mode_sense(sdp, dbd, modepage, buffer, len, SD_TIMEOUT, SD_MAX_RETRIES, data, sshdr);