MIPS: ptrace: Test correct task's flags in task_user_regset_view()

From: Alex Smith <hidden>
Date: 2014-07-23 13:40:07
Subsystem: mips, ptrace support, the rest · Maintainers: Thomas Bogendoerfer, Oleg Nesterov, Linus Torvalds

commit 65768a1a92cb12cbba87588927cf597a65d560aa upstream.

task_user_regset_view() should test for TIF_32BIT_REGS in the flags of
the specified task, not of the current task.

Signed-off-by: Alex Smith <redacted>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/7450/
Signed-off-by: Ralf Baechle <redacted>
Signed-off-by: Kamal Mostafa <redacted>
---
 arch/mips/kernel/ptrace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index f6e6709..2b32dd4 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -384,7 +384,7 @@ const struct user_regset_view *task_user_regset_view(struct task_struct *task)
 #endif

 #ifdef CONFIG_MIPS32_O32
-		if (test_thread_flag(TIF_32BIT_REGS))
+		if (test_tsk_thread_flag(task, TIF_32BIT_REGS))
 			return &user_mips_view;
 #endif

--
1.9.1
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