[PATCH bpf-next] bpftool: Check malloc return value in mount_bpffs_for_pin

[PATCH bpf-next] bpftool: Check malloc return value in mount_bpffs_for_pin

[Tobias Klauser]

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

Re: [PATCH bpf-next] bpftool: Check malloc return value in mount_bpffs_for_pin

[Quentin Monnet]

2021-07-15 13:06 UTC+0200 ~ Tobias Klauser <tklauser@distanz.ch>
> Fixes: 49a086c201a9 ("bpftool: implement prog load command")
> Signed-off-by: Tobias Klauser <tklauser@distanz.ch>

Reviewed-by: Quentin Monnet <quentin@isovalent.com>

Re: [PATCH bpf-next] bpftool: Check malloc return value in mount_bpffs_for_pin

[Roman Gushchin]

On Thu, Jul 15, 2021 at 01:06:09PM +0200, Tobias Klauser wrote:
> Fixes: 49a086c201a9 ("bpftool: implement prog load command")
> Signed-off-by: Tobias Klauser <tklauser@distanz.ch>

Acked-by: Roman Gushchin <guro@fb.com>

Thanks!

Re: [PATCH bpf-next] bpftool: Check malloc return value in mount_bpffs_for_pin

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to bpf/bpf.git (refs/heads/master):

On Thu, 15 Jul 2021 13:06:09 +0200 you wrote:
> 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(+)

Here is the summary with links:
  - [bpf-next] bpftool: Check malloc return value in mount_bpffs_for_pin
    https://git.kernel.org/bpf/bpf/c/d444b06e4085

You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html