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Diffstat (limited to 'net/ethtool/ioctl.c')
-rw-r--r--net/ethtool/ioctl.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c
index 8ca13208d240..a8e276ecf723 100644
--- a/net/ethtool/ioctl.c
+++ b/net/ethtool/ioctl.c
@@ -1449,12 +1449,13 @@ static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev,
}
if (ops->create_rxfh_context) {
- u32 limit = ops->rxfh_max_context_id ?: U32_MAX;
+ u32 limit = ops->rxfh_max_num_contexts ?: U32_MAX;
u32 ctx_id;
/* driver uses new API, core allocates ID */
ret = xa_alloc(&dev->ethtool->rss_ctx, &ctx_id, ctx,
- XA_LIMIT(1, limit), GFP_KERNEL_ACCOUNT);
+ XA_LIMIT(1, limit - 1),
+ GFP_KERNEL_ACCOUNT);
if (ret < 0) {
kfree(ctx);
goto out;