apparmor: Remove -W1 warnings

Signed-off-by: John Johansen <john.johansen@canonical.com>
Acked-By: Steve Beattie <sbeattie@ubuntu.com>
diff --git a/security/apparmor/domain.c b/security/apparmor/domain.c
index 7bc85c7..7a78e81 100644
--- a/security/apparmor/domain.c
+++ b/security/apparmor/domain.c
@@ -752,7 +752,6 @@
 		      bool permtest)
 {
 	const struct cred *cred;
-	struct aa_task_cxt *cxt;
 	struct aa_profile *profile, *target = NULL;
 	struct aa_namespace *ns = NULL;
 	struct file_perms perms = {};
@@ -772,7 +771,6 @@
 	}
 
 	cred = get_current_cred();
-	cxt = cred->security;
 	profile = aa_cred_profile(cred);
 
 	/*
diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
index b21830e..0f61dad 100644
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c
@@ -469,7 +469,6 @@
 static int common_mmap(int op, struct file *file, unsigned long prot,
 		       unsigned long flags)
 {
-	struct dentry *dentry;
 	int mask = 0;
 
 	if (!file || !file->f_security)
@@ -486,7 +485,6 @@
 	if (prot & PROT_EXEC)
 		mask |= AA_EXEC_MMAP;
 
-	dentry = file->f_path.dentry;
 	return common_file_perm(op, file, mask);
 }
 
@@ -507,11 +505,9 @@
 				char **value)
 {
 	int error = -ENOENT;
-	struct aa_profile *profile;
 	/* released below */
 	const struct cred *cred = get_task_cred(task);
 	struct aa_task_cxt *cxt = cred->security;
-	profile = aa_cred_profile(cred);
 
 	if (strcmp(name, "current") == 0)
 		error = aa_getprocattr(aa_newest_version(cxt->profile),