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authorJoern Engel <joern@logfs.org>2010-05-03 20:54:34 +0200
committerJoern Engel <joern@logfs.org>2010-05-04 19:37:04 +0200
commit20503664b008e17976bff1fdbc693c77ebd6f6c9 (patch)
tree7cff886995e42d0b90dd3ebe86993f0277e9345c /fs/logfs/journal.c
parentccc0197b02178f7e1707e659cbc5242fc94b499a (diff)
downloadop-kernel-dev-20503664b008e17976bff1fdbc693c77ebd6f6c9.zip
op-kernel-dev-20503664b008e17976bff1fdbc693c77ebd6f6c9.tar.gz
logfs: survive logfs_buf_recover read errors
Refusing to mount beats a kernel crash. Signed-off-by: Joern Engel <joern@logfs.org>
Diffstat (limited to 'fs/logfs/journal.c')
-rw-r--r--fs/logfs/journal.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/logfs/journal.c b/fs/logfs/journal.c
index fb0a613..4b0e061 100644
--- a/fs/logfs/journal.c
+++ b/fs/logfs/journal.c
@@ -132,10 +132,9 @@ static int read_area(struct super_block *sb, struct logfs_je_area *a)
ofs = dev_ofs(sb, area->a_segno, area->a_written_bytes);
if (super->s_writesize > 1)
- logfs_buf_recover(area, ofs, a + 1, super->s_writesize);
+ return logfs_buf_recover(area, ofs, a + 1, super->s_writesize);
else
- logfs_buf_recover(area, ofs, NULL, 0);
- return 0;
+ return logfs_buf_recover(area, ofs, NULL, 0);
}
static void *unpack(void *from, void *to)
@@ -245,7 +244,7 @@ static int read_je(struct super_block *sb, u64 ofs)
read_erasecount(sb, unpack(jh, scratch));
break;
case JE_AREA:
- read_area(sb, unpack(jh, scratch));
+ err = read_area(sb, unpack(jh, scratch));
break;
case JE_OBJ_ALIAS:
err = logfs_load_object_aliases(sb, unpack(jh, scratch),
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