[PATCH] tools: ynl: handle calloc failure in ynl_ntf_parse
Triet Hoang <[email protected]>
| Newsgroups | gmane.linux.network |
|---|---|
| Message-ID | <[email protected]> |
Check the return value of calloc() before dereferencing the allocated response structure in ynl_ntf_parse(). Signed-off-by: Triet Hoang <[email protected]> --- tools/net/ynl/lib/ynl.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/net/ynl/lib/ynl.c b/tools/net/ynl/lib/ynl.c index 2bcd781111d7..af101544c31a 100644 --- a/tools/net/ynl/lib/ynl.c +++ b/tools/net/ynl/lib/ynl.c @@ -889,6 +889,9 @@ static int ynl_ntf_parse(struct ynl_sock *ys, const struct nlmsghdr *nlh) return YNL_PARSE_CB_ERROR; rsp = calloc(1, info->alloc_sz); + if (!rsp) + return YNL_PARSE_CB_ERROR; + rsp->free = info->free; yarg.data = rsp->data; yarg.rsp_policy = info->policy; -- 2.53.0