On Mon, Mar 30, 2020 at 03:24:40PM +0200, Lukas Czerner wrote: > On Mon, Mar 30, 2020 at 11:09:31AM +0200, Jan Kara wrote: > > dx_lookup() uses errcode_t return values. As such anything non-zero is > > an error, not values less than zero. Fix the error checking to avoid > > crashes on corrupted filesystems. > > Looks good, thanks. > > Signed-off-by: Lukas Czerner <lczerner@xxxxxxxxxx> of course that should be Reviewed-by: Lukas Czerner <lczerner@xxxxxxxxxx> -Lukas > > > > > Signed-off-by: Jan Kara <jack@xxxxxxx> > > --- > > lib/ext2fs/link.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/lib/ext2fs/link.c b/lib/ext2fs/link.c > > index 6f523aee718c..7b5bb022117c 100644 > > --- a/lib/ext2fs/link.c > > +++ b/lib/ext2fs/link.c > > @@ -571,7 +571,7 @@ static errcode_t dx_link(ext2_filsys fs, ext2_ino_t dir, > > dx_info.namelen = strlen(name); > > again: > > retval = dx_lookup(fs, dir, diri, &dx_info); > > - if (retval < 0) > > + if (retval) > > goto free_buf; > > > > retval = add_dirent_to_buf(fs, > > -- > > 2.16.4 > > >
