shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-05 10:31:46 +09:00
Code Issues Packages Projects Releases Wiki Activity

bpf: Fix memory leak in bpf_core_apply

Browse Source 
[ 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>
This commit is contained in:
Jiri Olsa
2024-10-07 18:09:58 +02:00
committed by Greg Kroah-Hartman
parent a778fbe087
commit 616e935d8a
1 changed files with 1 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
kernel/bpf/btf.c
View File

@@ -7987,6 +7987,7 @@ int bpf_core_apply(struct bpf_core_ctx *ctx, const struct bpf_core_relo *relo,
if (!type) { if (!type) {
bpf_log(ctx->log, "relo #%u: bad type id %u\n", bpf_log(ctx->log, "relo #%u: bad type id %u\n",
relo_idx, relo->type_id); relo_idx, relo->type_id);
kfree(specs);
return -EINVAL; return -EINVAL;
} }