Re: [PATCH 06/13] selinux: Cleanup printk logging in services

Paul Moore
2018-06-19T17:13:28Z

On Tue, Jun 12, 2018 at 4:09 AM Peter Enderborg
<peter.enderborg@sony.com> wrote:
>
> Replace printk with pr_* to avoid checkpatch warnings.
>
> Signed-off-by: Peter Enderborg <peter.enderborg@sony.com>
> ---
> security/selinux/ss/services.c | 71 +++++++++++++++++++++---------------------
> 1 file changed, 35 insertions(+), 36 deletions(-)

Merged, thanks.

> diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
> index 8057e19dc15f..9ad9b6c2f0a7 100644
> --- a/security/selinux/ss/services.c
> +++ b/security/selinux/ss/services.c
> @@ -136,8 +136,7 @@ static int selinux_set_mapping(struct policydb *pol,
>
> p_out->value = string_to_security_class(pol, p_in->name);
> if (!p_out->value) {
> - printk(KERN_INFO
> - "SELinux: Class %s not defined in policy.\n",
> + pr_info("SELinux: Class %s not defined in policy.\n",
> p_in->name);
> if (pol->reject_unknown)
> goto err;
> @@ -156,8 +155,7 @@ static int selinux_set_mapping(struct policydb *pol,
> p_out->perms[k] = string_to_av_perm(pol, p_out->value,
> p_in->perms[k]);
> if (!p_out->perms[k]) {
> - printk(KERN_INFO
> - "SELinux: Permission %s in class %s not defined in policy.\n",
> + pr_info("SELinux: Permission %s in class %s not defined in policy.\n",
> p_in->perms[k], p_in->name);
> if (pol->reject_unknown)
> goto err;
> @@ -170,7 +168,7 @@ static int selinux_set_mapping(struct policydb *pol,
> }
>
> if (print_unknown_handle)
> - printk(KERN_INFO "SELinux: the above unknown classes and permissions will be %s\n",
> + pr_info("SELinux: the above unknown classes and permissions will be %s\n",
> pol->allow_unknown ? "allowed" : "denied");
>
> out_map->size = i;
> @@ -644,7 +642,7 @@ static void context_struct_compute_av(struct policydb *policydb,
>
> if (unlikely(!tclass || tclass > policydb->p_classes.nprim)) {
> if (printk_ratelimit())
> - printk(KERN_WARNING "SELinux: Invalid class %hu\n", tclass);
> + pr_warn("SELinux: Invalid class %hu\n", tclass);
> return;
> }
>
> @@ -793,7 +791,7 @@ static int security_compute_validatetrans(struct selinux_state *state,
>
> ocontext = sidtab_search(sidtab, oldsid);
> if (!ocontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, oldsid);
> rc = -EINVAL;
> goto out;
> @@ -801,7 +799,7 @@ static int security_compute_validatetrans(struct selinux_state *state,
>
> ncontext = sidtab_search(sidtab, newsid);
> if (!ncontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, newsid);
> rc = -EINVAL;
> goto out;
> @@ -809,7 +807,7 @@ static int security_compute_validatetrans(struct selinux_state *state,
>
> tcontext = sidtab_search(sidtab, tasksid);
> if (!tcontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, tasksid);
> rc = -EINVAL;
> goto out;
> @@ -883,7 +881,7 @@ int security_bounded_transition(struct selinux_state *state,
> rc = -EINVAL;
> old_context = sidtab_search(sidtab, old_sid);
> if (!old_context) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %u\n",
> + pr_err("SELinux: %s: unrecognized SID %u\n",
> __func__, old_sid);
> goto out;
> }
> @@ -891,7 +889,7 @@ int security_bounded_transition(struct selinux_state *state,
> rc = -EINVAL;
> new_context = sidtab_search(sidtab, new_sid);
> if (!new_context) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %u\n",
> + pr_err("SELinux: %s: unrecognized SID %u\n",
> __func__, new_sid);
> goto out;
> }
> @@ -1040,14 +1038,14 @@ void security_compute_xperms_decision(struct selinux_state *state,
>
> scontext = sidtab_search(sidtab, ssid);
> if (!scontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, ssid);
> goto out;
> }
>
> tcontext = sidtab_search(sidtab, tsid);
> if (!tcontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, tsid);
> goto out;
> }
> @@ -1129,7 +1127,7 @@ void security_compute_av(struct selinux_state *state,
>
> scontext = sidtab_search(sidtab, ssid);
> if (!scontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, ssid);
> goto out;
> }
> @@ -1140,7 +1138,7 @@ void security_compute_av(struct selinux_state *state,
>
> tcontext = sidtab_search(sidtab, tsid);
> if (!tcontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, tsid);
> goto out;
> }
> @@ -1183,7 +1181,7 @@ void security_compute_av_user(struct selinux_state *state,
>
> scontext = sidtab_search(sidtab, ssid);
> if (!scontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, ssid);
> goto out;
> }
> @@ -1194,7 +1192,7 @@ void security_compute_av_user(struct selinux_state *state,
>
> tcontext = sidtab_search(sidtab, tsid);
> if (!tcontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, tsid);
> goto out;
> }
> @@ -1310,7 +1308,7 @@ static int security_sid_to_context_core(struct selinux_state *state,
> *scontext = scontextp;
> goto out;
> }
> - printk(KERN_ERR "SELinux: %s: called before initial "
> + pr_err("SELinux: %s: called before initial "
> "load_policy on unknown SID %d\n", __func__, sid);
> rc = -EINVAL;
> goto out;
> @@ -1323,7 +1321,7 @@ static int security_sid_to_context_core(struct selinux_state *state,
> else
> context = sidtab_search(sidtab, sid);
> if (!context) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, sid);
> rc = -EINVAL;
> goto out_unlock;
> @@ -1678,14 +1676,14 @@ static int security_compute_sid(struct selinux_state *state,
>
> scontext = sidtab_search(sidtab, ssid);
> if (!scontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, ssid);
> rc = -EINVAL;
> goto out_unlock;
> }
> tcontext = sidtab_search(sidtab, tsid);
> if (!tcontext) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, tsid);
> rc = -EINVAL;
> goto out_unlock;
> @@ -1911,7 +1909,8 @@ static inline int convert_context_handle_invalid_context(
> return -EINVAL;
>
> if (!context_struct_to_string(policydb, context, &s, &len)) {
> - printk(KERN_WARNING "SELinux: Context %s would be invalid if enforcing\n", s);
> + pr_warn("SELinux: Context %s would be invalid if enforcing\n",
> + s);
> kfree(s);
> }
> return 0;
> @@ -1962,7 +1961,7 @@ static int convert_context(u32 key,
> c->len, &ctx, SECSID_NULL);
> kfree(s);
> if (!rc) {
> - printk(KERN_INFO "SELinux: Context %s became valid (mapped).\n",
> + pr_info("SELinux: Context %s became valid (mapped).\n",
> c->str);
> /* Replace string with mapped representation. */
> kfree(c->str);
> @@ -1974,7 +1973,7 @@ static int convert_context(u32 key,
> goto out;
> } else {
> /* Other error condition, e.g. ENOMEM. */
> - printk(KERN_ERR "SELinux: Unable to map context %s, rc = %d.\n",
> + pr_err("SELinux: Unable to map context %s, rc = %d.\n",
> c->str, -rc);
> goto out;
> }
> @@ -2033,7 +2032,7 @@ static int convert_context(u32 key,
> oc = oc->next;
> rc = -EINVAL;
> if (!oc) {
> - printk(KERN_ERR "SELinux: unable to look up"
> + pr_err("SELinux: unable to look up"
> " the initial SIDs list\n");
> goto bad;
> }
> @@ -2065,7 +2064,7 @@ static int convert_context(u32 key,
> context_destroy(c);
> c->str = s;
> c->len = len;
> - printk(KERN_INFO "SELinux: Context %s became invalid (unmapped).\n",
> + pr_info("SELinux: Context %s became invalid (unmapped).\n",
> c->str);
> rc = 0;
> goto out;
> @@ -2170,13 +2169,13 @@ int security_load_policy(struct selinux_state *state, void *data, size_t len)
> newpolicydb->len = len;
> /* If switching between different policy types, log MLS status */
> if (policydb->mls_enabled && !newpolicydb->mls_enabled)
> - printk(KERN_INFO "SELinux: Disabling MLS support...\n");
> + pr_info("SELinux: Disabling MLS support...\n");
> else if (!policydb->mls_enabled && newpolicydb->mls_enabled)
> - printk(KERN_INFO "SELinux: Enabling MLS support...\n");
> + pr_info("SELinux: Enabling MLS support...\n");
>
> rc = policydb_load_isids(newpolicydb, &newsidtab);
> if (rc) {
> - printk(KERN_ERR "SELinux: unable to load the initial SIDs\n");
> + pr_err("SELinux: unable to load the initial SIDs\n");
> policydb_destroy(newpolicydb);
> goto out;
> }
> @@ -2187,7 +2186,7 @@ int security_load_policy(struct selinux_state *state, void *data, size_t len)
>
> rc = security_preserve_bools(state, newpolicydb);
> if (rc) {
> - printk(KERN_ERR "SELinux: unable to preserve booleans\n");
> + pr_err("SELinux: unable to preserve booleans\n");
> goto err;
> }
>
> @@ -2207,7 +2206,7 @@ int security_load_policy(struct selinux_state *state, void *data, size_t len)
> args.newp = newpolicydb;
> rc = sidtab_map(&newsidtab, convert_context, &args);
> if (rc) {
> - printk(KERN_ERR "SELinux: unable to convert the internal"
> + pr_err("SELinux: unable to convert the internal"
> " representation of contexts in the new SID"
> " table\n");
> goto err;
> @@ -2999,7 +2998,7 @@ int security_sid_mls_copy(struct selinux_state *state,
> rc = -EINVAL;
> context1 = sidtab_search(sidtab, sid);
> if (!context1) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, sid);
> goto out_unlock;
> }
> @@ -3007,7 +3006,7 @@ int security_sid_mls_copy(struct selinux_state *state,
> rc = -EINVAL;
> context2 = sidtab_search(sidtab, mls_sid);
> if (!context2) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, mls_sid);
> goto out_unlock;
> }
> @@ -3104,14 +3103,14 @@ int security_net_peersid_resolve(struct selinux_state *state,
> rc = -EINVAL;
> nlbl_ctx = sidtab_search(sidtab, nlbl_sid);
> if (!nlbl_ctx) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, nlbl_sid);
> goto out;
> }
> rc = -EINVAL;
> xfrm_ctx = sidtab_search(sidtab, xfrm_sid);
> if (!xfrm_ctx) {
> - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
> + pr_err("SELinux: %s: unrecognized SID %d\n",
> __func__, xfrm_sid);
> goto out;
> }
> @@ -3202,7 +3201,7 @@ int security_get_permissions(struct selinux_state *state,
> rc = -EINVAL;
> match = hashtab_search(policydb->p_classes.table, class);
> if (!match) {
> - printk(KERN_ERR "SELinux: %s: unrecognized class %s\n",
> + pr_err("SELinux: %s: unrecognized class %s\n",
> __func__, class);
> goto out;
> }
> --
> 2.15.1
>

--
paul moore