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| author | Jiri Olsa <jolsa@kernel.org> | 2024-10-07 18:09:58 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-11-01 01:58:18 +0100 |
| commit | 90ad4e2fe3a243ff87ca535715ba6953bb2947b6 (patch) | |
| tree | c4a17e3e93daeca7f5e123ee9c2dcc047a129d29 | |
| parent | 978d1f63fc6e1c6310f8629fe3ba23634b64985e (diff) | |
| download | linux-90ad4e2fe3a243ff87ca535715ba6953bb2947b6.tar.gz linux-90ad4e2fe3a243ff87ca535715ba6953bb2947b6.tar.bz2 linux-90ad4e2fe3a243ff87ca535715ba6953bb2947b6.zip | |
bpf: Fix memory leak in bpf_core_apply
[ Upstream commit 45126b155e3b5201179cdc038504bf93a8ccd921 ]
We need to free specs properly.
Fixes: 3d2786d65aaa ("bpf: correctly handle malformed BPF_CORE_TYPE_ID_LOCAL relos")
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Eduard Zingerman <eddyz87@gmail.com>
Link: https://lore.kernel.org/bpf/20241007160958.607434-1-jolsa@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | kernel/bpf/btf.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index e0e4d4f490e8..c8828016a66f 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -8435,6 +8435,7 @@ int bpf_core_apply(struct bpf_core_ctx *ctx, const struct bpf_core_relo *relo, if (!type) { bpf_log(ctx->log, "relo #%u: bad type id %u\n", relo_idx, relo->type_id); + kfree(specs); return -EINVAL; } |