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authorJohn Johansen <john.johansen@canonical.com>2022-09-05 20:47:36 -0700
committerJohn Johansen <john.johansen@canonical.com>2022-10-03 14:49:04 -0700
commit1ad22fcc4d0d2fb2e0f35aed555a86d016d5e590 (patch)
tree5cf7b9f785d46441d3c184a3097659eb7c2574ac /security/apparmor/mount.c
parent217af7e2f4deb629aaa49622685ccfee923898ca (diff)
downloadlinux-1ad22fcc4d0d2fb2e0f35aed555a86d016d5e590.tar.bz2
apparmor: rework profile->rules to be a list
Convert profile->rules to a list as the next step towards supporting multiple rulesets in a profile. For this step only support a single list entry item. The logic for iterating the list will come as a separate step. Signed-off-by: John Johansen <john.johansen@canonical.com>
Diffstat (limited to 'security/apparmor/mount.c')
-rw-r--r--security/apparmor/mount.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/security/apparmor/mount.c b/security/apparmor/mount.c
index d4724bdcb07f..cdfa430ae216 100644
--- a/security/apparmor/mount.c
+++ b/security/apparmor/mount.c
@@ -303,7 +303,8 @@ static int match_mnt_path_str(struct aa_profile *profile,
{
struct aa_perms perms = { };
const char *mntpnt = NULL, *info = NULL;
- struct aa_ruleset *rules = &profile->rules;
+ struct aa_ruleset *rules = list_first_entry(&profile->rules,
+ typeof(*rules), list);
int pos, error;
AA_BUG(!profile);
@@ -359,12 +360,14 @@ static int match_mnt(struct aa_profile *profile, const struct path *path,
bool binary)
{
const char *devname = NULL, *info = NULL;
+ struct aa_ruleset *rules = list_first_entry(&profile->rules,
+ typeof(*rules), list);
int error = -EACCES;
AA_BUG(!profile);
AA_BUG(devpath && !devbuffer);
- if (!RULE_MEDIATES(&profile->rules, AA_CLASS_MOUNT))
+ if (!RULE_MEDIATES(rules, AA_CLASS_MOUNT))
return 0;
if (devpath) {
@@ -566,7 +569,8 @@ out:
static int profile_umount(struct aa_profile *profile, const struct path *path,
char *buffer)
{
- struct aa_ruleset *rules = &profile->rules;
+ struct aa_ruleset *rules = list_first_entry(&profile->rules,
+ typeof(*rules), list);
struct aa_perms perms = { };
const char *name = NULL, *info = NULL;
aa_state_t state;
@@ -626,7 +630,8 @@ static struct aa_label *build_pivotroot(struct aa_profile *profile,
const struct path *old_path,
char *old_buffer)
{
- struct aa_ruleset *rules = &profile->rules;
+ struct aa_ruleset *rules = list_first_entry(&profile->rules,
+ typeof(*rules), list);
const char *old_name, *new_name = NULL, *info = NULL;
const char *trans_name = NULL;
struct aa_perms perms = { };