Quoting Serge E. Hallyn (serue@xxxxxxxxxx): > ckpt_obj_fetch returned ERR_PTR(error) on some failures, NULL on > others. Not all of its callers were checking for NULL, which > would lead to NULL dereferences. > > Return -EINVAL if the object is not in the hash table. Fix up > pipe_file_restore to do the right thing. > > Signed-off-by: Serge E. Hallyn <serue@xxxxxxxxxx> > --- > checkpoint/files.c | 4 +--- > checkpoint/memory.c | 6 +----- > checkpoint/objhash.c | 2 +- > checkpoint/process.c | 4 +--- > fs/pipe.c | 9 ++++----- > 5 files changed, 8 insertions(+), 17 deletions(-) > > diff --git a/checkpoint/objhash.c b/checkpoint/objhash.c > index 0ed7cac..7b26005 100644 > --- a/checkpoint/objhash.c > +++ b/checkpoint/objhash.c > @@ -692,7 +692,7 @@ void *ckpt_obj_fetch(struct ckpt_ctx *ctx, int objref, enum obj_type type) > > obj = obj_find_by_objref(ctx, objref); > if (!obj) > - return NULL; > + ERR_PTR(-EINVAL); obvious bug here :) -serge _______________________________________________ Containers mailing list Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/containers