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logfs: fix a leak in get_sb

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a) switch ->put_device() to logfs_super *
b) actually call it on early failures in logfs_get_sb_device()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2010-07-26 12:06:00 +04:00
parent 7d945a3aa7
commit e5a0726a95
4 changed files with 8 additions and 7 deletions
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4
fs/logfs/dev_mtd.c
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@ -230,9 +230,9 @@ static void mtd_writeseg(struct super_block *sb, u64 ofs, size_t len)
__mtd_writeseg(sb, ofs, ofs >> PAGE_SHIFT, len >> PAGE_SHIFT);
}
static void mtd_put_device(struct super_block *sb)
static void mtd_put_device(struct logfs_super *s)
{
put_mtd_device(logfs_super(sb)->s_mtd);
put_mtd_device(s->s_mtd);
}
static int mtd_can_write_buf(struct super_block *sb, u64 ofs)