- patches.arch/x86_mce_intel_decode_physical_address.patch:

[linux-flexiantxendom0-3.2.10.git] / fs / logfs / super.c

diff --git a/fs/logfs/super.c b/fs/logfs/super.c
index d7c23ed..d651e10 100644 (file)
--- a/fs/logfs/super.c
+++ b/fs/logfs/super.c
@@ -138,10 +138,14 @@ static int logfs_sb_set(struct super_block *sb, void *_super)
        sb->s_fs_info = super;
        sb->s_mtd = super->s_mtd;
        sb->s_bdev = super->s_bdev;
+#ifdef CONFIG_BLOCK
        if (sb->s_bdev)
                sb->s_bdi = &bdev_get_queue(sb->s_bdev)->backing_dev_info;
+#endif
+#ifdef CONFIG_MTD
        if (sb->s_mtd)
                sb->s_bdi = sb->s_mtd->backing_dev_info;
+#endif
        return 0;
 }
 
@@ -382,7 +386,7 @@ static struct page *find_super_block(struct super_block *sb)
        if (!first || IS_ERR(first))
                return NULL;
        last = super->s_devops->find_last_sb(sb, &super->s_sb_ofs[1]);
-       if (!last || IS_ERR(first)) {
+       if (!last || IS_ERR(last)) {
                page_cache_release(first);
                return NULL;
        }
@@ -413,7 +417,7 @@ static int __logfs_read_sb(struct super_block *sb)
 
        page = find_super_block(sb);
        if (!page)
-               return -EIO;
+               return -EINVAL;
 
        ds = page_address(page);
        super->s_size = be64_to_cpu(ds->ds_filesystem_size);