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authorHelge Deller <deller@gmx.de>2013-10-15 19:25:46 +0200
committerHelge Deller <deller@gmx.de>2013-11-07 22:27:20 +0100
commit527973c84077eb9273d0b2408655620de2e30136 (patch)
treed70e6bb6f4c4f1eed2dd9fcdadded6d000ad19c5 /arch/parisc/kernel/ptrace.c
parent61dbbaeb86c2181c79efae2d186193e0f8008af1 (diff)
parisc: add kernel audit feature
Implement missing functions for parisc to provide kernel audit feature. Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc/kernel/ptrace.c')
-rw-r--r--arch/parisc/kernel/ptrace.c26
1 files changed, 23 insertions, 3 deletions
diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c
index 534abd4936e..e842ee233db 100644
--- a/arch/parisc/kernel/ptrace.c
+++ b/arch/parisc/kernel/ptrace.c
@@ -19,6 +19,7 @@
#include <linux/security.h>
#include <linux/compat.h>
#include <linux/signal.h>
+#include <linux/audit.h>
#include <asm/uaccess.h>
#include <asm/pgtable.h>
@@ -267,11 +268,28 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
long do_syscall_trace_enter(struct pt_regs *regs)
{
+ long ret = 0;
+
if (test_thread_flag(TIF_SYSCALL_TRACE) &&
tracehook_report_syscall_entry(regs))
- return -1L;
-
- return regs->gr[20];
+ ret = -1L;
+
+#ifdef CONFIG_64BIT
+ if (!is_compat_task())
+ audit_syscall_entry(AUDIT_ARCH_PARISC64,
+ regs->gr[20],
+ regs->gr[26], regs->gr[25],
+ regs->gr[24], regs->gr[23]);
+ else
+#endif
+ audit_syscall_entry(AUDIT_ARCH_PARISC,
+ regs->gr[20] & 0xffffffff,
+ regs->gr[26] & 0xffffffff,
+ regs->gr[25] & 0xffffffff,
+ regs->gr[24] & 0xffffffff,
+ regs->gr[23] & 0xffffffff);
+
+ return ret ? : regs->gr[20];
}
void do_syscall_trace_exit(struct pt_regs *regs)
@@ -279,6 +297,8 @@ void do_syscall_trace_exit(struct pt_regs *regs)
int stepping = test_thread_flag(TIF_SINGLESTEP) ||
test_thread_flag(TIF_BLOCKSTEP);
+ audit_syscall_exit(regs);
+
if (stepping || test_thread_flag(TIF_SYSCALL_TRACE))
tracehook_report_syscall_exit(regs, stepping);
}