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* [PATCH bpf-next] bpftool: Check malloc return value in mount_bpffs_for_pin
@ 2021-07-15 11:06 Tobias Klauser
  2021-07-15 15:17 ` Quentin Monnet
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Tobias Klauser @ 2021-07-15 11:06 UTC (permalink / raw)
  To: bpf; +Cc: Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko,
	Roman Gushchin

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


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-07-15 18:10 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2021-07-15 11:06 [PATCH bpf-next] bpftool: Check malloc return value in mount_bpffs_for_pin Tobias Klauser
2021-07-15 15:17 ` Quentin Monnet
2021-07-15 15:55 ` Roman Gushchin
2021-07-15 18:10 ` patchwork-bot+netdevbpf

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