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-rw-r--r--arch/arm64/kernel/ptrace.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c
index 95daa14..6618036 100644
--- a/arch/arm64/kernel/ptrace.c
+++ b/arch/arm64/kernel/ptrace.c
@@ -190,21 +190,23 @@ static void ptrace_hbptriggered(struct perf_event *bp,
#ifdef CONFIG_COMPAT
if (is_compat_task()) {
+ int si_errno = 0;
int i;
for (i = 0; i < ARM_MAX_BRP; ++i) {
if (current->thread.debug.hbp_break[i] == bp) {
- info.si_errno = (i << 1) + 1;
+ si_errno = (i << 1) + 1;
break;
}
}
for (i = 0; i < ARM_MAX_WRP; ++i) {
if (current->thread.debug.hbp_watch[i] == bp) {
- info.si_errno = -((i << 1) + 1);
+ si_errno = -((i << 1) + 1);
break;
}
}
+ force_sig_ptrace_errno_trap(si_errno, (void __user *)bkpt->trigger);
}
#endif
force_sig_info(SIGTRAP, &info, current);
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