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| author |   Amir Goldstein <amir73il@gmail.com> | 2018-09-18 16:34:31 +0300 |
|---|---|---|
| committer |   Miklos Szeredi <mszeredi@redhat.com> | 2018-09-24 10:54:01 +0200 |
| commit | 63e132528032ce937126aba591a7b37ec593a6bb (patch) | |
| tree | 7db47c9ed4e644852400acc6fa8307d80028dbf6 /fs/overlayfs | |
| parent | Linux 4.19-rc5 (diff) | |
| download | linux-dev-63e132528032ce937126aba591a7b37ec593a6bb.tar.xz linux-dev-63e132528032ce937126aba591a7b37ec593a6bb.zip | |
ovl: fix memory leak on unlink of indexed file
The memory leak was detected by kmemleak when running xfstests
overlay/051,053
Fixes: caf70cb2ba5d ("ovl: cleanup orphan index entries")
Cc: <stable@vger.kernel.org> # v4.13
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/overlayfs')
| -rw-r--r-- | fs/overlayfs/util.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/overlayfs/util.c b/fs/overlayfs/util.c index 8cfb62cc8672..ace4fe4c39a9 100644 --- a/fs/overlayfs/util.c +++ b/fs/overlayfs/util.c @@ -683,7 +683,7 @@ static void ovl_cleanup_index(struct dentry *dentry) struct dentry *upperdentry = ovl_dentry_upper(dentry); struct dentry *index = NULL; struct inode *inode; - struct qstr name; + struct qstr name = { }; int err; err = ovl_get_index_name(lowerdentry, &name); @@ -726,6 +726,7 @@ static void ovl_cleanup_index(struct dentry *dentry) goto fail; out: + kfree(name.name); dput(index); return; |