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Subject[PATCH 21/22] signal: Remove the code to clear siginfo before calling copy_siginfo_from_user32
The new unified copy_siginfo_from_user32 takes care of this.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
---
kernel/ptrace.c | 1 -
kernel/signal.c | 4 ++--
2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 84b1367935e4..ec4365da9be8 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -1226,7 +1226,6 @@ int compat_ptrace_request(struct task_struct *child, compat_long_t request,
break;

case PTRACE_SETSIGINFO:
- memset(&siginfo, 0, sizeof siginfo);
if (copy_siginfo_from_user32(
&siginfo, (struct compat_siginfo __user *) datap))
ret = -EFAULT;
diff --git a/kernel/signal.c b/kernel/signal.c
index 5211b1b57163..bebe44265b8b 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -3155,7 +3155,7 @@ COMPAT_SYSCALL_DEFINE3(rt_sigqueueinfo,
int, sig,
struct compat_siginfo __user *, uinfo)
{
- siginfo_t info = {};
+ siginfo_t info;
int ret = copy_siginfo_from_user32(&info, uinfo);
if (unlikely(ret))
return ret;
@@ -3199,7 +3199,7 @@ COMPAT_SYSCALL_DEFINE4(rt_tgsigqueueinfo,
int, sig,
struct compat_siginfo __user *, uinfo)
{
- siginfo_t info = {};
+ siginfo_t info;

if (copy_siginfo_from_user32(&info, uinfo))
return -EFAULT;
--
2.14.1
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