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-rw-r--r--net/core/ethtool.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index c834cb29f682..7156fe5ca876 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -803,12 +803,13 @@ static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev,
/* If either indir or hash key is valid, proceed further.
*/
- if ((user_indir_size && ((user_indir_size != 0xDEADBEEF) &&
- user_indir_size != dev_indir_size)) ||
+ if ((user_indir_size &&
+ user_indir_size != ETH_RXFH_INDIR_NO_CHANGE &&
+ user_indir_size != dev_indir_size) ||
(user_key_size && (user_key_size != dev_key_size)))
return -EINVAL;
- if (user_indir_size != 0xDEADBEEF)
+ if (user_indir_size != ETH_RXFH_INDIR_NO_CHANGE)
indir_bytes = dev_indir_size * sizeof(indir[0]);
rss_config = kzalloc(indir_bytes + user_key_size, GFP_USER);
@@ -821,9 +822,10 @@ static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev,
goto out;
/* user_indir_size == 0 means reset the indir table to default.
- * user_indir_size == 0xDEADBEEF means indir setting is not requested.
+ * user_indir_size == ETH_RXFH_INDIR_NO_CHANGE means leave it unchanged.
*/
- if (user_indir_size && user_indir_size != 0xDEADBEEF) {
+ if (user_indir_size &&
+ user_indir_size != ETH_RXFH_INDIR_NO_CHANGE) {
indir = (u32 *)rss_config;
ret = ethtool_copy_validate_indir(indir,
useraddr + rss_cfg_offset,