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-rw-r--r--net/ethtool/ioctl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c
index 4bc9a2a07bbb..7519b0818b91 100644
--- a/net/ethtool/ioctl.c
+++ b/net/ethtool/ioctl.c
@@ -1302,6 +1302,9 @@ static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev,
if (rxfh.rss_context && !ops->cap_rss_ctx_supported)
return -EOPNOTSUPP;
/* Check input data transformation capabilities */
+ if (rxfh.input_xfrm && rxfh.input_xfrm != RXH_XFRM_SYM_XOR &&
+ rxfh.input_xfrm != RXH_XFRM_NO_CHANGE)
+ return -EINVAL;
if ((rxfh.input_xfrm & RXH_XFRM_SYM_XOR) &&
!ops->cap_rss_sym_xor_supported)
return -EOPNOTSUPP;