On Tue, Apr 4, 2017 at 7:12 AM, SF Markus Elfring
<elfring@xxxxxxxxxxxxxxxxxxxxx> wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Tue, 4 Apr 2017 10:20:46 +0200
>
> Replace five goto statements (and previous variable assignments) by
> direct returns after a memory allocation failure in this function.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> security/selinux/ss/policydb.c | 15 +++++----------
> 1 file changed, 5 insertions(+), 10 deletions(-)
Merged.
> diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
> index 0080122760ad..87d645d3a39f 100644
> --- a/security/selinux/ss/policydb.c
> +++ b/security/selinux/ss/policydb.c
> @@ -538,34 +538,30 @@ static int policydb_index(struct policydb *p)
> symtab_hash_eval(p->symtab);
> #endif
>
> - rc = -ENOMEM;
> p->class_val_to_struct = kcalloc(p->p_classes.nprim,
> sizeof(*p->class_val_to_struct),
> GFP_KERNEL);
> if (!p->class_val_to_struct)
> - goto out;
> + return -ENOMEM;
>
> - rc = -ENOMEM;
> p->role_val_to_struct = kcalloc(p->p_roles.nprim,
> sizeof(*p->role_val_to_struct),
> GFP_KERNEL);
> if (!p->role_val_to_struct)
> - goto out;
> + return -ENOMEM;
>
> - rc = -ENOMEM;
> p->user_val_to_struct = kcalloc(p->p_users.nprim,
> sizeof(*p->user_val_to_struct),
> GFP_KERNEL);
> if (!p->user_val_to_struct)
> - goto out;
> + return -ENOMEM;
>
> /* Yes, I want the sizeof the pointer, not the structure */
> - rc = -ENOMEM;
> p->type_val_to_struct_array = flex_array_alloc(sizeof(struct type_datum *),
> p->p_types.nprim,
> GFP_KERNEL | __GFP_ZERO);
> if (!p->type_val_to_struct_array)
> - goto out;
> + return -ENOMEM;
>
> rc = flex_array_prealloc(p->type_val_to_struct_array, 0,
> p->p_types.nprim, GFP_KERNEL | __GFP_ZERO);
> @@ -577,12 +573,11 @@ static int policydb_index(struct policydb *p)
> goto out;
>
> for (i = 0; i < SYM_NUM; i++) {
> - rc = -ENOMEM;
> p->sym_val_to_name[i] = flex_array_alloc(sizeof(char *),
> p->symtab[i].nprim,
> GFP_KERNEL | __GFP_ZERO);
> if (!p->sym_val_to_name[i])
> - goto out;
> + return -ENOMEM;
>
> rc = flex_array_prealloc(p->sym_val_to_name[i],
> 0, p->symtab[i].nprim,
> --
> 2.12.2
>
--
paul moore
www.paul-moore.com
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