Thread (776 messages) 776 messages, 1 author, 2021-03-02
STALE1920d

[PATCH 5.11 565/775] csky: Fix a size determination in gpr_get()

From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2021-03-02 05:53:53
Also in: lkml
Subsystem: c-sky architecture, ptrace support, the rest · Maintainers: Guo Ren, Oleg Nesterov, Linus Torvalds

From: Zhenzhong Duan <redacted>

[ Upstream commit 8bfb676492da208bd6dde0f22dff79840dbb5051 ]

"*" is missed  in size determination as we are passing register set
rather than a pointer.

Fixes: dcad7854fcce ("sky: switch to ->regset_get()")
Signed-off-by: Zhenzhong Duan <redacted>
Signed-off-by: Guo Ren <redacted>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 arch/csky/kernel/ptrace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/csky/kernel/ptrace.c b/arch/csky/kernel/ptrace.c
index d822144906ac1..a4cf2e2ac15ac 100644
--- a/arch/csky/kernel/ptrace.c
+++ b/arch/csky/kernel/ptrace.c
@@ -83,7 +83,7 @@ static int gpr_get(struct task_struct *target,
 	/* Abiv1 regs->tls is fake and we need sync here. */
 	regs->tls = task_thread_info(target)->tp_value;
 
-	return membuf_write(&to, regs, sizeof(regs));
+	return membuf_write(&to, regs, sizeof(*regs));
 }
 
 static int gpr_set(struct task_struct *target,
-- 
2.27.0


Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help