From cffd1ee991c566bca937392cfacdafbe3b7b58c6 Mon Sep 17 00:00:00 2001 From: Hannes Reinecke Date: Mon, 4 Apr 2016 11:43:57 +0200 Subject: libata: sanitize ata_tf_read_block() Return U64_MAX if ata_tf_read_block() could not decode the LBA address, and do not set the information sense descriptor in ata_gen_ata_sense() in these cases. tj: s/(u64)-1/U64_MAX/ Signed-off-by: Hannes Reinecke Signed-off-by: Tejun Heo --- drivers/ata/libata.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/ata/libata.h') diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index 8cfdd9616d16..507c22f7a63b 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -67,7 +67,8 @@ extern struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev, int tag); extern int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev, u64 block, u32 n_block, unsigned int tf_flags, unsigned int tag); -extern u64 ata_tf_read_block(struct ata_taskfile *tf, struct ata_device *dev); +extern u64 ata_tf_read_block(const struct ata_taskfile *tf, + struct ata_device *dev); extern unsigned ata_exec_internal(struct ata_device *dev, struct ata_taskfile *tf, const u8 *cdb, int dma_dir, void *buf, unsigned int buflen, -- cgit v1.2.3-58-ga151