From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Fri, 13 Jan 2017 14:56:10 +0100
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The script "checkpatch.pl" pointed information out like the following.
Comparison to NULL could be written !…
Thus fix the affected source code places.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/spi/spi-ppc4xx.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/spi/spi-ppc4xx.c b/drivers/spi/spi-ppc4xx.c
index 967d94844b30..048794f043a0 100644
--- a/drivers/spi/spi-ppc4xx.c
+++ b/drivers/spi/spi-ppc4xx.c
@@ -229,7 +229,7 @@ static int spi_ppc4xx_setup(struct spi_device *spi)
return -EINVAL;
}
- if (cs == NULL) {
+ if (!cs) {
cs = kzalloc(sizeof *cs, GFP_KERNEL);
if (!cs)
return -ENOMEM;
@@ -392,7 +392,7 @@ static int spi_ppc4xx_of_probe(struct platform_device *op)
const unsigned int *clk;
master = spi_alloc_master(dev, sizeof *hw);
- if (master == NULL)
+ if (!master)
return -ENOMEM;
master->dev.of_node = np;
platform_set_drvdata(op, master);
@@ -466,14 +466,14 @@ static int spi_ppc4xx_of_probe(struct platform_device *op)
/* Get the clock for the OPB */
opbnp = of_find_compatible_node(NULL, NULL, "ibm,opb");
- if (opbnp == NULL) {
+ if (!opbnp) {
dev_err(dev, "OPB: cannot find node\n");
ret = -ENODEV;
goto free_gpios;
}
/* Get the clock (Hz) for the OPB */
clk = of_get_property(opbnp, "clock-frequency", NULL);
- if (clk == NULL) {
+ if (!clk) {
dev_err(dev, "OPB: no clock-frequency property set\n");
of_node_put(opbnp);
ret = -ENODEV;
--
2.11.0
--
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