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-rw-r--r--drivers/ata/libata-scsi.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 94144ed50a6..a45f6ac3b24 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -2869,7 +2869,8 @@ static inline int __ata_scsi_queuecmd(struct scsi_cmnd *scmd,
xlat_func = NULL;
if (likely((scsi_op != ATA_16) || !atapi_passthru16)) {
/* relay SCSI command to ATAPI device */
- if (unlikely(scmd->cmd_len > dev->cdb_len))
+ int len = COMMAND_SIZE(scsi_op);
+ if (unlikely(len > scmd->cmd_len || len > dev->cdb_len))
goto bad_cdb_len;
xlat_func = atapi_xlat;