diff options
Diffstat (limited to 'drive_encryption.c')
| -rw-r--r-- | drive_encryption.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drive_encryption.c b/drive_encryption.c index a4ad799f..63bdab1a 100644 --- a/drive_encryption.c +++ b/drive_encryption.c @@ -65,6 +65,7 @@ #define SENSE_DATA_CURRENT_FIXED (0x70) #define SENSE_DATA_CURRENT_DESC (0x72) #define SENSE_CURRENT_RES_DESC_POS (8) +#define SENSE_RESPONSE_CODE_MASK (0x7f) #define SG_DRIVER_SENSE (0x08) typedef enum drive_feature_support_status { @@ -473,6 +474,7 @@ ata_pass_through12_ioctl(int disk_fd, __u8 ata_command, __u8 sec_protocol, __u1 { __u8 cdb[ATA_INQUIRY_LENGTH] = {0}; __u8 sense[SG_SENSE_SIZE] = {0}; + __u8 sense_response_code; __u8 *sense_desc = NULL; sg_io_hdr_t sg = {0}; @@ -517,15 +519,17 @@ ata_pass_through12_ioctl(int disk_fd, __u8 ata_command, __u8 sec_protocol, __u1 return MDADM_STATUS_ERROR; } + sense_response_code = sense[0] & SENSE_RESPONSE_CODE_MASK; /* verify expected sense response code */ - if (!(sense[0] == SENSE_DATA_CURRENT_DESC || sense[0] == SENSE_DATA_CURRENT_FIXED)) { + if (!(sense_response_code == SENSE_DATA_CURRENT_DESC || + sense_response_code == SENSE_DATA_CURRENT_FIXED)) { pr_vrb("Failed ata passthrough12 ioctl. Device: /dev/%s.\n", fd2kname(disk_fd)); return MDADM_STATUS_ERROR; } sense_desc = sense + SENSE_CURRENT_RES_DESC_POS; /* verify sense data current response with descriptor format */ - if (sense[0] == SENSE_DATA_CURRENT_DESC && + if (sense_response_code == SENSE_DATA_CURRENT_DESC && !(sense_desc[0] == ATA_STATUS_RETURN_DESCRIPTOR && sense_desc[1] == ATA_INQUIRY_LENGTH)) { pr_vrb("Failed ata passthrough12 ioctl. Device: /dev/%s. Sense data ASC: %d, ASCQ: %d.\n", @@ -534,7 +538,7 @@ ata_pass_through12_ioctl(int disk_fd, __u8 ata_command, __u8 sec_protocol, __u1 } /* verify sense data current response with fixed format */ - if (sense[0] == SENSE_DATA_CURRENT_FIXED && + if (sense_response_code == SENSE_DATA_CURRENT_FIXED && !(sense[12] == ATA_PT_INFORMATION_AVAILABLE_ASC && sense[13] == ATA_PT_INFORMATION_AVAILABLE_ASCQ)) { pr_vrb("Failed ata passthrough12 ioctl. Device: /dev/%s. Sense data ASC: %d, ASCQ: %d.\n", |