From 9592200c487e223e019ce624d63963696b98b72a Mon Sep 17 00:00:00 2001
From: Casper Andersson <casper.casan@gmail.com>
Date: Mon, 14 Aug 2023 21:45:40 +0200
Subject: [PATCH] Fix bad null check

Found by Facebook Infer static analysis tool

Signed-off-by: Casper Andersson <casper.casan@gmail.com>
---
 include/libcapmon.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/libcapmon.h b/include/libcapmon.h
index a09e630..328a251 100644
--- a/include/libcapmon.h
+++ b/include/libcapmon.h
@@ -114,9 +114,11 @@ void capmon_destroy(struct capmon *cm);
 static int OBJ##_init(struct OBJ##_bpf **skel){\
 	int err;\
 \
+	if (skel == NULL) \
+		return -EINVAL; \
 	/* Load and verify BPF application */\
 	*skel = OBJ##_bpf__open();\
-	if (!skel) {\
+	if (*skel == NULL) {\
 		ERR("failed to open and load BPF skeleton\n");\
 		return 1;\
 	}\