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-rw-r--r--arch/frv/kernel/ptrace.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/frv/kernel/ptrace.c b/arch/frv/kernel/ptrace.c
index 2a0efb739ad..cbe03cba9f0 100644
--- a/arch/frv/kernel/ptrace.c
+++ b/arch/frv/kernel/ptrace.c
@@ -20,6 +20,7 @@
#include <linux/user.h>
#include <linux/config.h>
#include <linux/security.h>
+#include <linux/signal.h>
#include <asm/uaccess.h>
#include <asm/page.h>
@@ -239,7 +240,7 @@ asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
case PTRACE_SYSCALL: /* continue and stop at next (return from) syscall */
case PTRACE_CONT: /* restart after signal. */
ret = -EIO;
- if ((unsigned long) data > _NSIG)
+ if (!valid_signal(data))
break;
if (request == PTRACE_SYSCALL)
set_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
@@ -267,7 +268,7 @@ asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
case PTRACE_SINGLESTEP: /* set the trap flag. */
ret = -EIO;
- if ((unsigned long) data > _NSIG)
+ if (!valid_signal(data))
break;
clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
ptrace_enable(child);