Fix alignment issue with ATA IDENTIFY structure.

Approved by:	re
This commit is contained in:
scottl 2009-07-10 17:42:53 +00:00
parent ade7784f4d
commit 9b2f8ecbb3

View File

@ -1121,7 +1121,7 @@ ataidentify(struct cam_device *device, int retry_count, int timeout)
{
union ccb *ccb;
struct ata_params *ident_buf;
int error = 0;
u_int i, error = 0;
int16_t *ptr;
ccb = cam_getccb(device);
@ -1135,22 +1135,21 @@ ataidentify(struct cam_device *device, int retry_count, int timeout)
bzero(&(&ccb->ccb_h)[1],
sizeof(struct ccb_ataio) - sizeof(struct ccb_hdr));
ident_buf = (struct ata_params *)malloc(
sizeof(struct ata_params));
ptr = (uint16_t *)malloc(sizeof(struct ata_params));
if (ident_buf == NULL) {
if (ptr == NULL) {
cam_freeccb(ccb);
warnx("can't malloc memory for identify\n");
return(1);
}
bzero(ident_buf, sizeof(*ident_buf));
bzero(ptr, sizeof(struct ata_params));
cam_fill_ataio(&ccb->ataio,
retry_count,
NULL,
/*flags*/CAM_DIR_IN,
MSG_SIMPLE_Q_TAG,
/*data_ptr*/(u_int8_t *)ident_buf,
/*data_ptr*/(u_int8_t *)ptr,
/*dxfer_len*/sizeof(struct ata_params),
timeout ? timeout : 30 * 1000);
// if (periph->path->device->protocol == PROTO_ATA)
@ -1172,6 +1171,7 @@ ataidentify(struct cam_device *device, int retry_count, int timeout)
CAM_EPF_ALL, stderr);
}
free(ptr);
cam_freeccb(ccb);
return(1);
}
@ -1188,14 +1188,14 @@ ataidentify(struct cam_device *device, int retry_count, int timeout)
cam_freeccb(ccb);
if (error != 0) {
free(ident_buf);
free(ptr);
return(error);
}
for (ptr = (int16_t *)ident_buf;
ptr < (int16_t *)ident_buf + sizeof(struct ata_params)/2; ptr++) {
*ptr = le16toh(*ptr);
}
for (i = 0; i < sizeof(struct ata_params) / 2; i++)
ptr[i] = le16toh(ptr[i]);
ident_buf = (struct ata_params *)ptr;
if (strncmp(ident_buf->model, "FX", 2) &&
strncmp(ident_buf->model, "NEC", 3) &&
strncmp(ident_buf->model, "Pioneer", 7) &&