diff options
| author | Triet Hoang <triet.hoang.dev@gmail.com> | 2026-08-18 13:27:39 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-08-20 13:29:36 -0700 |
| commit | 25b863cd6d12ec196115ff7a5422c69995443466 (patch) | |
| tree | 7ff16fa920777405f09e314c05e519df52b95b1d | |
| parent | 4c660ee8c809637909f4f7eb1017f7b9401c75c4 (diff) | |
tools: ynl: handle calloc failure in ynl_ntf_parse
Check the return value of calloc() before dereferencing the allocated
response structure in ynl_ntf_parse().
Signed-off-by: Triet Hoang <triet.hoang.dev@gmail.com>
Link: https://patch.msgid.link/20260818132739.469624-1-triet.hoang.dev@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | tools/net/ynl/lib/ynl.c | 3 |
1 files changed, 3 insertions, 0 deletions
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; |