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-rw-r--r--arch/ia64/kernel/ptrace.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index 55789fc..c253fd5 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -17,6 +17,7 @@
#include <linux/user.h>
#include <linux/security.h>
#include <linux/audit.h>
+#include <linux/signal.h>
#include <asm/pgtable.h>
#include <asm/processor.h>
@@ -1481,7 +1482,7 @@ sys_ptrace (long request, pid_t pid, unsigned long addr, unsigned long data)
case PTRACE_CONT:
/* restart after signal. */
ret = -EIO;
- if (data > _NSIG)
+ if (!valid_signal(data))
goto out_tsk;
if (request == PTRACE_SYSCALL)
set_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
@@ -1520,7 +1521,7 @@ sys_ptrace (long request, pid_t pid, unsigned long addr, unsigned long data)
/* let child execute for one instruction */
case PTRACE_SINGLEBLOCK:
ret = -EIO;
- if (data > _NSIG)
+ if (!valid_signal(data))
goto out_tsk;
clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);