apparmor: remove "permipc" command

The "permipc" command is unused and unfinished, remove it.

Signed-off-by: John Johansen <[e-mail]>
Acked-by: Kees Cook <[e-mail]>

security/apparmor/include/procattr.h

···
 int aa_getprocattr(struct aa_profile *profile, char **string);
 int aa_setprocattr_changehat(char *args, size_t size, int test);
 int aa_setprocattr_changeprofile(char *fqname, bool onexec, int test);
-int aa_setprocattr_permipc(char *fqname);
 
 #endif /* __AA_PROCATTR_H */

security/apparmor/lsm.c

···
 		} else if (strcmp(command, "permprofile") == 0) {
 			error = aa_setprocattr_changeprofile(args, !AA_ONEXEC,
 							     AA_DO_TEST);
-		} else if (strcmp(command, "permipc") == 0) {
-			error = aa_setprocattr_permipc(args);
 		} else {
 			struct common_audit_data sa;
 			struct apparmor_audit_data aad = {0,};

security/apparmor/procattr.c

···
 	name = aa_split_fqname(fqname, &ns_name);
 	return aa_change_profile(ns_name, name, onexec, test);
 }
-
-int aa_setprocattr_permipc(char *fqname)
-{
-	/* TODO: add ipc permission querying */
-	return -ENOTSUPP;
-}