[REVIEW][PATCH 24/26] signal: Generate the siginfo in force_sig

From: Eric W. Biederman
Date: Wed May 22 2019 - 20:46:20 EST


In preparation for removing the special case in force_sig_info for
only having a signal number generate an appropriate siginfo in
force_sig the last caller of force_sig_info that does not
pass a filled out siginfo.

Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
---
kernel/signal.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/kernel/signal.c b/kernel/signal.c
index 0da35880261e..d5f9ed5da9c5 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1605,7 +1605,15 @@ EXPORT_SYMBOL(send_sig);

void force_sig(int sig)
{
- force_sig_info(sig, SEND_SIG_PRIV, current);
+ struct kernel_siginfo info;
+
+ clear_siginfo(&info);
+ info.si_signo = sig;
+ info.si_errno = 0;
+ info.si_code = SI_KERNEL;
+ info.si_pid = 0;
+ info.si_uid = 0;
+ force_sig_info(info.si_signo, &info, current);
}
EXPORT_SYMBOL(force_sig);

--
2.21.0