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From fe31c8756a4aa79c573e2adb700d6e99230dad25 Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Sat, 6 Jul 2019 01:40:36 -0700
Subject: [PATCH] Make tcp_sysent a static inline function
This way we can include the second operand to the conditional
operator without evaluating the macro argument multiple times.
---
defs.h | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/defs.h b/defs.h
index 22fc852d..1cd30658 100644
--- a/defs.h
+++ b/defs.h
@@ -366,8 +366,12 @@ struct tcb {
# define syscall_tampered_nofail(tcp) ((tcp)->flags & TCB_TAMPERED_NO_FAIL)
# define has_seccomp_filter(tcp) ((tcp)->flags & TCB_SECCOMP_FILTER)
-extern const struct_sysent stub_sysent;
-# define tcp_sysent(tcp) (tcp->s_ent ?: &stub_sysent)
+static inline const struct_sysent *
+tcp_sysent(struct tcb *tcp)
+{
+ extern const struct_sysent stub_sysent;
+ return tcp->s_ent ? tcp->s_ent : &stub_sysent;
+}
# define n_args(tcp) (tcp_sysent(tcp)->nargs)
# include "xlat.h"
--
2.26.2
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