diff options
Diffstat (limited to 'fs/hfsplus/wrapper.c')
| -rw-r--r-- | fs/hfsplus/wrapper.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c index 6b2dc3a061a8c8..72cab78f050912 100644 --- a/fs/hfsplus/wrapper.c +++ b/fs/hfsplus/wrapper.c @@ -28,8 +28,11 @@ static int hfsplus_read_mdb(void *bufptr, struct hfsplus_wd *wd) { u32 extent; u16 attrib; + __be16 sig; - if (be16_to_cpu(*(__be16 *)(bufptr + HFSP_WRAPOFF_EMBEDSIG)) != HFSPLUS_VOLHEAD_SIG) + sig = *(__be16 *)(bufptr + HFSP_WRAPOFF_EMBEDSIG); + if (sig != cpu_to_be16(HFSPLUS_VOLHEAD_SIG) && + sig != cpu_to_be16(HFSPLUS_VOLHEAD_SIGX)) return 0; attrib = be16_to_cpu(*(__be16 *)(bufptr + HFSP_WRAPOFF_ATTRIB)); @@ -114,6 +117,10 @@ int hfsplus_read_wrapper(struct super_block *sb) } if (vhdr->signature == cpu_to_be16(HFSPLUS_VOLHEAD_SIG)) break; + if (vhdr->signature == cpu_to_be16(HFSPLUS_VOLHEAD_SIGX)) { + HFSPLUS_SB(sb).flags |= HFSPLUS_SB_HFSX; + break; + } brelse(bh); /* check for a partition block @@ -158,7 +165,9 @@ int hfsplus_read_wrapper(struct super_block *sb) return -EIO; /* should still be the same... */ - if (be16_to_cpu(vhdr->signature) != HFSPLUS_VOLHEAD_SIG) + if (vhdr->signature != (HFSPLUS_SB(sb).flags & HFSPLUS_SB_HFSX ? + cpu_to_be16(HFSPLUS_VOLHEAD_SIGX) : + cpu_to_be16(HFSPLUS_VOLHEAD_SIG))) goto error; HFSPLUS_SB(sb).s_vhbh = bh; HFSPLUS_SB(sb).s_vhdr = vhdr; |