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-rw-r--r--net/ieee802154/nl-phy.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ieee802154/nl-phy.c b/net/ieee802154/nl-phy.c
index c9dfd6f59e34..222310a07762 100644
--- a/net/ieee802154/nl-phy.c
+++ b/net/ieee802154/nl-phy.c
@@ -436,8 +436,7 @@ static int phy_set_csma_params(struct wpan_phy *phy, struct genl_info *info)
if (info->attrs[IEEE802154_ATTR_CSMA_MAX_BE])
max_be = nla_get_u8(info->attrs[IEEE802154_ATTR_CSMA_MAX_BE]);
- if (retries > 5 || max_be > 8 || min_be > max_be ||
- retries < -1 || retries > 7)
+ if (retries > 5 || max_be < 3 || max_be > 8 || min_be > max_be)
return -EINVAL;
rc = phy->set_csma_params(phy, min_be, max_be, retries);
@@ -456,6 +455,9 @@ static int phy_set_frame_retries(struct wpan_phy *phy, struct genl_info *info)
s8 retries = nla_get_s8(info->attrs[IEEE802154_ATTR_FRAME_RETRIES]);
int rc;
+ if (retries < -1 || retries > 7)
+ return -EINVAL;
+
rc = phy->set_frame_retries(phy, retries);
if (rc < 0)
return rc;