dos_partition_type == 0 can mean that either a partition is not a MBR partition or that it indeed has a partition type of 0x00. In preparation for using that field in a union, explicitly check if we have a MBR partition. Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx> --- common/blspec.c | 2 +- fs/fs.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/common/blspec.c b/common/blspec.c index e95a8dba8d76..8c7970da8915 100644 --- a/common/blspec.c +++ b/common/blspec.c @@ -729,7 +729,7 @@ int blspec_scan_device(struct bootentries *bootentries, struct device *dev) * partition with the MBR type id of 0xEA already exists it * should be used as $BOOT */ - if (cdev->dos_partition_type == 0xea) { + if (cdev_is_mbr_partitioned(cdev->master) && cdev->dos_partition_type == 0xea) { ret = blspec_scan_cdev(bootentries, cdev); if (ret == 0) ret = -ENOENT; diff --git a/fs/fs.c b/fs/fs.c index 2d2d327c5fbc..9a92e6e251e5 100644 --- a/fs/fs.c +++ b/fs/fs.c @@ -108,7 +108,7 @@ void cdev_print(const struct cdev *cdev) if (cdev->filetype) nbytes += printf("Filetype: %s\t", file_type_to_string(cdev->filetype)); - if (cdev->dos_partition_type) + if (cdev_is_mbr_partitioned(cdev->master)) nbytes += printf("DOS parttype: 0x%02x\t", cdev->dos_partition_type); if (*cdev->partuuid || *cdev->diskuuid) nbytes += printf("%sUUID: %s", cdev_is_partition(cdev) ? "PART" : "DISK", -- 2.39.2