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-rw-r--r--arch/arm/kernel/ptrace.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index 45956c9d0ef0..80abafb9bf33 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -256,7 +256,7 @@ static int ptrace_read_user(struct task_struct *tsk, unsigned long off,
{
unsigned long tmp;
- if (off & 3 || off >= sizeof(struct user))
+ if (off & 3)
return -EIO;
tmp = 0;
@@ -268,6 +268,8 @@ static int ptrace_read_user(struct task_struct *tsk, unsigned long off,
tmp = tsk->mm->end_code;
else if (off < sizeof(struct pt_regs))
tmp = get_user_reg(tsk, off >> 2);
+ else if (off >= sizeof(struct user))
+ return -EIO;
return put_user(tmp, ret);
}