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Message-ID: <20100924052534.GP19804@ZenIV.linux.org.uk>
Date: Fri, 24 Sep 2010 06:25:34 +0100
From: Al Viro <viro@...IV.linux.org.uk>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Hirokazu Takata <takata@...ux-m32r.org>,
linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: [PATCH 5/5] m32r: fix breakage from "m32r: use generic ptrace_resume
code"
Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
---
arch/m32r/kernel/ptrace.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c
index e555091..0021ade 100644
--- a/arch/m32r/kernel/ptrace.c
+++ b/arch/m32r/kernel/ptrace.c
@@ -592,16 +592,17 @@ void user_enable_single_step(struct task_struct *child)
if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0)
!= sizeof(insn))
- break;
+ return -EIO;
compute_next_pc(insn, pc, &next_pc, child);
if (next_pc & 0x80000000)
- break;
+ return -EIO;
if (embed_debug_trap(child, next_pc))
- break;
+ return -EIO;
invalidate_cache();
+ return 0;
}
void user_disable_single_step(struct task_struct *child)
--
1.5.6.5
--
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