Message ID | 1444685736-29878-1-git-send-email-richard@nod.at |
---|---|
State | Accepted |
Headers | show |
> On 12.10.2015, at 23:35, Richard Weinberger <richard@nod.at> wrote: > > If ubifs_tnc_next_ent() returns something else than -ENOENT > we leak file->private_data. > > Signed-off-by: Richard Weinberger <richard@nod.at> > --- > fs/ubifs/dir.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c > index 5c27c66..cb88ea3 100644 > --- a/fs/ubifs/dir.c > +++ b/fs/ubifs/dir.c > @@ -449,13 +449,14 @@ static int ubifs_readdir(struct file *file, struct dir_context *ctx) > } > > out: > + kfree(file->private_data); > + file->private_data = NULL; > + > if (err != -ENOENT) { > ubifs_err(c, "cannot find next direntry, error %d", err); > return err; > } > > - kfree(file->private_data); > - file->private_data = NULL; > /* 2 is a special value indicating that there are no more direntries */ > ctx->pos = 2; > return 0; > -- > 2.5.0 Looks good to me. Reviewed-by: David Gstir <david@sigma-star.at> Thanks, David
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c index 5c27c66..cb88ea3 100644 --- a/fs/ubifs/dir.c +++ b/fs/ubifs/dir.c @@ -449,13 +449,14 @@ static int ubifs_readdir(struct file *file, struct dir_context *ctx) } out: + kfree(file->private_data); + file->private_data = NULL; + if (err != -ENOENT) { ubifs_err(c, "cannot find next direntry, error %d", err); return err; } - kfree(file->private_data); - file->private_data = NULL; /* 2 is a special value indicating that there are no more direntries */ ctx->pos = 2; return 0;
If ubifs_tnc_next_ent() returns something else than -ENOENT we leak file->private_data. Signed-off-by: Richard Weinberger <richard@nod.at> --- fs/ubifs/dir.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)