diff mbox series

[2/2] LoongArch: Adjust the user_regset_copyin parameter to the correct offset

Message ID 20230418091406.9286-1-zhangqing@loongson.cn
State New
Headers
Series [1/2] LoongArch: Add pad structure members for explicit alignment |

Commit Message

Qing Zhang April 18, 2023, 9:14 a.m. UTC 
  Ensure that user_watch_state can be set correctly by the user.

Signed-off-by: Qing Zhang <zhangqing@loongson.cn>
---
 arch/loongarch/kernel/ptrace.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/arch/loongarch/kernel/ptrace.c b/arch/loongarch/kernel/ptrace.c
index 9c3bc1bbf2ff..f5bd7b1430ae 100644
--- a/arch/loongarch/kernel/ptrace.c
+++ b/arch/loongarch/kernel/ptrace.c
@@ -687,7 +687,7 @@  static int hw_break_set(struct task_struct *target,
 			break;
 
 		ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &mask,
-					 offset, offset + PTRACE_HBP_ADDR_SZ);
+					 offset, offset + PTRACE_HBP_MASK_SZ);
 		if (ret)
 			return ret;
 
@@ -696,8 +696,8 @@  static int hw_break_set(struct task_struct *target,
 			return ret;
 		offset += PTRACE_HBP_MASK_SZ;
 
-		ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &mask,
-					 offset, offset + PTRACE_HBP_MASK_SZ);
+		ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &ctrl,
+					 offset, offset + PTRACE_HBP_CTRL_SZ);
 		if (ret)
 			return ret;