On 5/10/24 2:58 PM, kunwu.chan@linux.dev wrote:
From: Kunwu Chan chentao@kylinos.cn
There is a 'malloc' call, which can be unsuccessful. Add the malloc failure checking to avoid possible null dereference.
Signed-off-by: Kunwu Chan chentao@kylinos.cn
LGTM Reviewed-by: Muhammad Usama Anjum usama.anjum@collabora.com
tools/testing/selftests/bpf/test_verifier.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c index df04bda1c927..9c80b2943418 100644 --- a/tools/testing/selftests/bpf/test_verifier.c +++ b/tools/testing/selftests/bpf/test_verifier.c @@ -762,6 +762,8 @@ static int load_btf_spec(__u32 *types, int types_len, ); raw_btf = malloc(sizeof(hdr) + types_len + strings_len);
- if (!raw_btf)
return -ENOMEM;ptr = raw_btf; memcpy(ptr, &hdr, sizeof(hdr));