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net/mlx4_core: Add missing iounmap() in error path

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This fixes the following coccicheck warning:

drivers/net/ethernet/mellanox/mlx4/crdump.c:200:2-8: ERROR: missing iounmap;
ioremap on line 190 and execution via conditional on line 198

Fixes: 7ef19d3b1d5e ("devlink: report error once U32_MAX snapshot ids have been used")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zou Wei <zou_wei@huawei.com>
Reviewed-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Zou Wei 2020-04-24 21:53:14 +08:00 committed by David S. Miller
parent df346f1aac
commit c90af587a9
1 changed files with 1 additions and 0 deletions
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drivers/net/ethernet/mellanox/mlx4/crdump.c
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@ -197,6 +197,7 @@ int mlx4_crdump_collect(struct mlx4_dev *dev)
err = devlink_region_snapshot_id_get(devlink, &id);
if (err) {
mlx4_err(dev, "crdump: devlink get snapshot id err %d\n", err);
iounmap(cr_space);
return err;
}