unix_sk(sock)->path should never be modified, least of all by LSM...
Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
security/apparmor/af_unix.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/security/apparmor/af_unix.c b/security/apparmor/af_unix.c
index 9129766d1e9c..ac0f4be791ec 100644
--- a/security/apparmor/af_unix.c
+++ b/security/apparmor/af_unix.c
@@ -31,7 +31,7 @@ static inline struct sock *aa_unix_sk(struct unix_sock *u)
}
static int unix_fs_perm(const char *op, u32 mask, const struct cred *subj_cred,
- struct aa_label *label, struct path *path)
+ struct aa_label *label, const struct path *path)
{
AA_BUG(!label);
AA_BUG(!path);
@@ -224,7 +224,7 @@ static int profile_create_perm(struct aa_profile *profile, int family,
static int profile_sk_perm(struct aa_profile *profile,
struct apparmor_audit_data *ad,
- u32 request, struct sock *sk, struct path *path)
+ u32 request, struct sock *sk, const struct path *path)
{
struct aa_ruleset *rules = profile->label.rules[0];
struct aa_perms *p = NULL;
@@ -386,9 +386,9 @@ static int profile_opt_perm(struct aa_profile *profile, u32 request,
/* null peer_label is allowed, in which case the peer_sk label is used */
static int profile_peer_perm(struct aa_profile *profile, u32 request,
- struct sock *sk, struct path *path,
+ struct sock *sk, const struct path *path,
struct sockaddr_un *peer_addr,
- int peer_addrlen, struct path *peer_path,
+ int peer_addrlen, const struct path *peer_path,
struct aa_label *peer_label,
struct apparmor_audit_data *ad)
{
@@ -445,7 +445,7 @@ int aa_unix_create_perm(struct aa_label *label, int family, int type,
static int aa_unix_label_sk_perm(const struct cred *subj_cred,
struct aa_label *label,
const char *op, u32 request, struct sock *sk,
- struct path *path)
+ const struct path *path)
{
if (!unconfined(label)) {
struct aa_profile *profile;
@@ -599,9 +599,9 @@ int aa_unix_opt_perm(const char *op, u32 request, struct socket *sock,
static int unix_peer_perm(const struct cred *subj_cred,
struct aa_label *label, const char *op, u32 request,
- struct sock *sk, struct path *path,
+ struct sock *sk, const struct path *path,
struct sockaddr_un *peer_addr, int peer_addrlen,
- struct path *peer_path, struct aa_label *peer_label)
+ const struct path *peer_path, struct aa_label *peer_label)
{
struct aa_profile *profile;
DEFINE_AUDIT_SK(ad, op, subj_cred, sk);
--
2.47.2
