From: Olivier Blin <[email protected]>
Do not update mtime if there is no upper branch for the inode. This
prevents from calling unionfs_lower_inode_idx() with a negative index, which
triggers a bug.
Signed-off-by: Olivier Blin <[email protected]>
Signed-off-by: Erez Zadok <[email protected]>
---
fs/unionfs/fanout.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/fs/unionfs/fanout.h b/fs/unionfs/fanout.h
index afeb9f6..51aa0de 100644
--- a/fs/unionfs/fanout.h
+++ b/fs/unionfs/fanout.h
@@ -308,7 +308,7 @@ static inline void unionfs_copy_attr_times(struct inode *upper)
int bindex;
struct inode *lower;
- if (!upper)
+ if (!upper || ibstart(upper) < 0)
return;
for (bindex=ibstart(upper); bindex <= ibend(upper); bindex++) {
lower = unionfs_lower_inode_idx(upper, bindex);
--
1.5.2.2
-
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