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| author | Tetsuhiro Kohada <kohada.t2@gmail.com> | 2020-05-29 13:14:57 +0300 |
|---|---|---|
| committer | Namjae Jeon <namjae.jeon@samsung.com> | 2020-06-09 10:49:14 +0300 |
| commit | 33404a159828a97fefada0d8f4cf910873b8e9f1 (patch) | |
| tree | 33a6406a6e92aba3e613d7e187c56e7e3be53458 /fs/exfat/exfat_raw.h | |
| parent | 181a9e8009a8a8bdb19c2e24eeeae7d8e77c8c47 (diff) | |
| download | linux-33404a159828a97fefada0d8f4cf910873b8e9f1.tar.xz | |
exfat: separate the boot sector analysis
Separate the boot sector analysis to read_boot_sector().
And add a check for the fs_name field.
Furthermore, add a strict consistency check, because overlapping areas
can cause serious corruption.
Signed-off-by: Tetsuhiro Kohada <kohada.t2@gmail.com>
Reviewed-by: Sungjong Seo <sj1557.seo@samsung.com>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Diffstat (limited to 'fs/exfat/exfat_raw.h')
| -rw-r--r-- | fs/exfat/exfat_raw.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/exfat/exfat_raw.h b/fs/exfat/exfat_raw.h index 07f74190df44..350ce59cc324 100644 --- a/fs/exfat/exfat_raw.h +++ b/fs/exfat/exfat_raw.h @@ -10,11 +10,13 @@ #define BOOT_SIGNATURE 0xAA55 #define EXBOOT_SIGNATURE 0xAA550000 +#define STR_EXFAT "EXFAT " /* size should be 8 */ #define EXFAT_MAX_FILE_LEN 255 #define VOL_CLEAN 0x0000 #define VOL_DIRTY 0x0002 +#define ERR_MEDIUM 0x0004 #define EXFAT_EOF_CLUSTER 0xFFFFFFFFu #define EXFAT_BAD_CLUSTER 0xFFFFFFF7u |