diff options
| author | Mark Brown <broonie@sirena.org.uk> | 2013-06-14 17:42:49 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@sirena.org.uk> | 2013-06-14 17:42:49 +0100 |
| commit | c4d0a06860b8ade51836f07ae050245f9059c6d6 (patch) | |
| tree | 88931d8ccb3cc94bb2a895149ff18dfc448e3324 /fs/fat/inode.c | |
| parent | ebb7c3b1a10a2cd3986f2db60612d2c6fbb915ab (diff) | |
| parent | 1f76bce8544acd38f7bb1e822540f8ca521e1b7f (diff) | |
Merge remote-tracking branch 'jstultz-android/linaro-fixes/experimental/android-3.9' into merge-androidlsk-android-2013.06
Conflicts:
arch/arm/common/Makefile
arch/arm/include/asm/irq.h
arch/arm/include/asm/smp.h
arch/arm/kernel/smp.c
Diffstat (limited to 'fs/fat/inode.c')
| -rw-r--r-- | fs/fat/inode.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/fat/inode.c b/fs/fat/inode.c index e7a7fde8383..5111c429466 100644 --- a/fs/fat/inode.c +++ b/fs/fat/inode.c @@ -1246,6 +1246,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent, int isvfat, struct inode *fsinfo_inode = NULL; struct buffer_head *bh; struct fat_boot_sector *b; + struct fat_boot_bsx *bsx; struct msdos_sb_info *sbi; u16 logical_sector_size; u32 total_sectors, total_clusters, fat_clusters, rootdir_sectors; @@ -1391,6 +1392,8 @@ int fat_fill_super(struct super_block *sb, void *data, int silent, int isvfat, goto out_fail; } + bsx = (struct fat_boot_bsx *)(bh->b_data + FAT32_BSX_OFFSET); + fsinfo = (struct fat_boot_fsinfo *)fsinfo_bh->b_data; if (!IS_FSINFO(fsinfo)) { fat_msg(sb, KERN_WARNING, "Invalid FSINFO signature: " @@ -1406,8 +1409,14 @@ int fat_fill_super(struct super_block *sb, void *data, int silent, int isvfat, } brelse(fsinfo_bh); + } else { + bsx = (struct fat_boot_bsx *)(bh->b_data + FAT16_BSX_OFFSET); } + /* interpret volume ID as a little endian 32 bit integer */ + sbi->vol_id = (((u32)bsx->vol_id[0]) | ((u32)bsx->vol_id[1] << 8) | + ((u32)bsx->vol_id[2] << 16) | ((u32)bsx->vol_id[3] << 24)); + sbi->dir_per_block = sb->s_blocksize / sizeof(struct msdos_dir_entry); sbi->dir_per_block_bits = ffs(sbi->dir_per_block) - 1; |