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spi: cadence: Add of_node_put() before return 

Fix following coccicheck warning:
./drivers/spi/spi-cadence-xspi.c:490:1-23: WARNING: Function
for_each_child_of_node should have of_node_put() before return

Early exits from for_each_child_of_node should decrement the
node reference counter.

Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>
Link: https://lore.kernel.org/r/20211015033919.5915-1-wanjiabing@vivo.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Wan Jiabing 2021-10-14 23:39:17 -04:00 committed by Mark Brown
parent dbf641a10f
commit 2a4a4e8918
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1 changed files with 2 additions and 0 deletions
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2
drivers/spi/spi-cadence-xspi.c
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@ -493,9 +493,11 @@ static int cdns_xspi_of_get_plat_data(struct platform_device *pdev)
if (of_property_read_u32(node_child, "reg", &cs)) {
dev_err(&pdev->dev, "Couldn't get memory chip select\n");
of_node_put(node_child);
return -ENXIO;
} else if (cs >= CDNS_XSPI_MAX_BANKS) {
dev_err(&pdev->dev, "reg (cs) parameter value too large\n");
of_node_put(node_child);
return -ENXIO;
}
}