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| author | Hannes Reinecke <hare@suse.de> | 2016-04-04 11:43:57 +0200 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2016-04-04 12:07:40 -0400 |
| commit | cffd1ee991c566bca937392cfacdafbe3b7b58c6 (patch) | |
| tree | f4d01350ba01ddcadc90a3bb9508cd9880cc12f4 /drivers/ata/libata.h | |
| parent | 5e6acd1c8c4dc9a7c16208aeac3de09151ee6233 (diff) | |
| download | linux-cffd1ee991c566bca937392cfacdafbe3b7b58c6.tar.gz linux-cffd1ee991c566bca937392cfacdafbe3b7b58c6.tar.bz2 linux-cffd1ee991c566bca937392cfacdafbe3b7b58c6.zip | |
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 <hare@suse.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata/libata.h')
| -rw-r--r-- | drivers/ata/libata.h | 3 |
1 files changed, 2 insertions, 1 deletions
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, |