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Message-Id: <a00bbc558e81d18cb9d36211fa2e2aee033aa191.1542218518.git.rgb@redhat.com>
Date: Fri, 16 Nov 2018 12:17:35 -0500
From: Richard Guy Briggs <rgb@...hat.com>
To: LKML <linux-kernel@...r.kernel.org>,
Linux-Audit Mailing List <linux-audit@...hat.com>
Cc: Paul Moore <paul@...l-moore.com>, Eric Paris <eparis@...hat.com>,
Steve Grubb <sgrubb@...hat.com>,
Richard Guy Briggs <rgb@...hat.com>
Subject: [PATCH] audit: remove WATCH and TREE config options
Remove the CONFIG_AUDIT_WATCH and CONFIG_AUDIT_TREE config options since
they are both dependent on CONFIG_AUDITSYSCALL and force
CONFIG_FSNOTIFY.
Signed-off-by: Richard Guy Briggs <rgb@...hat.com>
---
init/Kconfig | 9 ---------
kernel/Makefile | 4 +---
kernel/audit.h | 6 +++---
kernel/auditsc.c | 10 ----------
4 files changed, 4 insertions(+), 25 deletions(-)
diff --git a/init/Kconfig b/init/Kconfig
index a4112e95724a..7eb2538e6ca0 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -335,15 +335,6 @@ config HAVE_ARCH_AUDITSYSCALL
config AUDITSYSCALL
def_bool y
depends on AUDIT && HAVE_ARCH_AUDITSYSCALL
-
-config AUDIT_WATCH
- def_bool y
- depends on AUDITSYSCALL
- select FSNOTIFY
-
-config AUDIT_TREE
- def_bool y
- depends on AUDITSYSCALL
select FSNOTIFY
source "kernel/irq/Kconfig"
diff --git a/kernel/Makefile b/kernel/Makefile
index 7343b3a9bff0..9dc7f519129d 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -76,9 +76,7 @@ obj-$(CONFIG_IKCONFIG) += configs.o
obj-$(CONFIG_SMP) += stop_machine.o
obj-$(CONFIG_KPROBES_SANITY_TEST) += test_kprobes.o
obj-$(CONFIG_AUDIT) += audit.o auditfilter.o
-obj-$(CONFIG_AUDITSYSCALL) += auditsc.o
-obj-$(CONFIG_AUDIT_WATCH) += audit_watch.o audit_fsnotify.o
-obj-$(CONFIG_AUDIT_TREE) += audit_tree.o
+obj-$(CONFIG_AUDITSYSCALL) += auditsc.o audit_watch.o audit_fsnotify.o audit_tree.o
obj-$(CONFIG_GCOV_KERNEL) += gcov/
obj-$(CONFIG_KCOV) += kcov.o
obj-$(CONFIG_KPROBES) += kprobes.o
diff --git a/kernel/audit.h b/kernel/audit.h
index 9a3828bd387b..0b5295aeaebb 100644
--- a/kernel/audit.h
+++ b/kernel/audit.h
@@ -268,7 +268,7 @@ extern void audit_log_d_path_exe(struct audit_buffer *ab,
extern void audit_put_tty(struct tty_struct *tty);
/* audit watch functions */
-#ifdef CONFIG_AUDIT_WATCH
+#ifdef CONFIG_AUDITSYSCALL
extern void audit_put_watch(struct audit_watch *watch);
extern void audit_get_watch(struct audit_watch *watch);
extern int audit_to_watch(struct audit_krule *krule, char *path, int len, u32 op);
@@ -301,9 +301,9 @@ extern void audit_log_d_path_exe(struct audit_buffer *ab,
#define audit_mark_compare(m, i, d) 0
#define audit_exe_compare(t, m) (-EINVAL)
#define audit_dupe_exe(n, o) (-EINVAL)
-#endif /* CONFIG_AUDIT_WATCH */
+#endif /* CONFIG_AUDITSYSCALL */
-#ifdef CONFIG_AUDIT_TREE
+#ifdef CONFIG_AUDITSYSCALL
extern struct audit_chunk *audit_tree_lookup(const struct inode *inode);
extern void audit_put_chunk(struct audit_chunk *chunk);
extern bool audit_tree_match(struct audit_chunk *chunk, struct audit_tree *tree);
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 1513873e23bd..605f2d825204 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -200,7 +200,6 @@ static int audit_match_filetype(struct audit_context *ctx, int val)
* References in it _are_ dropped - at the same time we free/drop aux stuff.
*/
-#ifdef CONFIG_AUDIT_TREE
static void audit_set_auditable(struct audit_context *ctx)
{
if (!ctx->prio) {
@@ -245,12 +244,10 @@ static int grow_tree_refs(struct audit_context *ctx)
ctx->tree_count = 31;
return 1;
}
-#endif
static void unroll_tree_refs(struct audit_context *ctx,
struct audit_tree_refs *p, int count)
{
-#ifdef CONFIG_AUDIT_TREE
struct audit_tree_refs *q;
int n;
if (!p) {
@@ -274,7 +271,6 @@ static void unroll_tree_refs(struct audit_context *ctx,
}
ctx->trees = p;
ctx->tree_count = count;
-#endif
}
static void free_tree_refs(struct audit_context *ctx)
@@ -288,7 +284,6 @@ static void free_tree_refs(struct audit_context *ctx)
static int match_tree_refs(struct audit_context *ctx, struct audit_tree *tree)
{
-#ifdef CONFIG_AUDIT_TREE
struct audit_tree_refs *p;
int n;
if (!tree)
@@ -305,7 +300,6 @@ static int match_tree_refs(struct audit_context *ctx, struct audit_tree *tree)
if (audit_tree_match(p->c[n], tree))
return 1;
}
-#endif
return 0;
}
@@ -1602,7 +1596,6 @@ void __audit_syscall_exit(int success, long return_code)
static inline void handle_one(const struct inode *inode)
{
-#ifdef CONFIG_AUDIT_TREE
struct audit_context *context;
struct audit_tree_refs *p;
struct audit_chunk *chunk;
@@ -1627,12 +1620,10 @@ static inline void handle_one(const struct inode *inode)
return;
}
put_tree_ref(context, chunk);
-#endif
}
static void handle_path(const struct dentry *dentry)
{
-#ifdef CONFIG_AUDIT_TREE
struct audit_context *context;
struct audit_tree_refs *p;
const struct dentry *d, *parent;
@@ -1685,7 +1676,6 @@ static void handle_path(const struct dentry *dentry)
return;
}
rcu_read_unlock();
-#endif
}
static struct audit_names *audit_alloc_name(struct audit_context *context,
--
1.8.3.1
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