From: Tobias Klauser <tklauser@distanz.ch>
To: bpf@vger.kernel.org
Cc: Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>, Roman Gushchin <guro@fb.com>
Subject: [PATCH bpf-next] bpftool: Check malloc return value in mount_bpffs_for_pin
Date: Thu, 15 Jul 2021 13:06:09 +0200 [thread overview]
Message-ID: <20210715110609.29364-1-tklauser@distanz.ch> (raw)
Fixes: 49a086c201a9 ("bpftool: implement prog load command")
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
---
tools/bpf/bpftool/common.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/tools/bpf/bpftool/common.c b/tools/bpf/bpftool/common.c
index 1828bba19020..dc6daa193557 100644
--- a/tools/bpf/bpftool/common.c
+++ b/tools/bpf/bpftool/common.c
@@ -222,6 +222,11 @@ int mount_bpffs_for_pin(const char *name)
int err = 0;
file = malloc(strlen(name) + 1);
+ if (!file) {
+ p_err("mem alloc failed");
+ return -1;
+ }
+
strcpy(file, name);
dir = dirname(file);
--
2.31.1
next reply other threads:[~2021-07-15 11:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-15 11:06 Tobias Klauser [this message]
2021-07-15 15:17 ` [PATCH bpf-next] bpftool: Check malloc return value in mount_bpffs_for_pin Quentin Monnet
2021-07-15 15:55 ` Roman Gushchin
2021-07-15 18:10 ` patchwork-bot+netdevbpf
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