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phy: fix xa_alloc_cyclic() error handling

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xa_alloc_cyclic() can return 1, which isn't an error. To prevent
situation when the caller of this function will treat it as no error do
a check only for negative here.

Fixes: 3849687869 ("net: phy: Introduce ethernet link topology representation")
Signed-off-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michal Swiatkowski
2025-03-12 10:52:51 +01:00
committed by David S. Miller
parent 3614bf9013
commit 3178d2b048
1 changed files with 1 additions and 1 deletions
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2
drivers/net/phy/phy_link_topology.c
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@@ -73,7 +73,7 @@ int phy_link_topo_add_phy(struct net_device *dev,
xa_limit_32b, &topo->next_phy_index,
GFP_KERNEL);
if (ret)
if (ret < 0)
goto err;
return 0;