[PATCH 23/62] net/netvsc: use kvargs numeric helpers
From: Stephen Hemminger <stephen@networkplumber.org>
Date: 2026-09-14 05:51:46
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
hn_set_parameter() does not check errno, so an out of range value is accepted as ULONG_MAX, and the result is stored into 32-bit fields without any range check. This also drops support for octal, which base 0 accepted; hexadecimal still works. Signed-off-by: Stephen Hemminger <stephen@networkplumber.org> --- drivers/net/netvsc/hn_ethdev.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/net/netvsc/hn_ethdev.c b/drivers/net/netvsc/hn_ethdev.c
index 9a193e4a7a..d9f60ec279 100644
--- a/drivers/net/netvsc/hn_ethdev.c
+++ b/drivers/net/netvsc/hn_ethdev.c@@ -202,11 +202,9 @@ eth_dev_vmbus_release(struct rte_eth_dev *eth_dev) static int hn_set_parameter(const char *key, const char *value, void *opaque) { struct hn_data *hv = opaque; - char *endp = NULL; - unsigned long v; + uint64_t v; - v = strtoul(value, &endp, 0); - if (*value == '\0' || *endp != '\0') { + if (rte_kvargs_to_uint(value, 0, UINT32_MAX, &v) < 0) { PMD_DRV_LOG(ERR, "invalid parameter %s=%s", key, value); return -EINVAL; }
--
2.53.0