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authorKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>2022-06-27 15:40:48 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-07-07 18:53:28 +0300
commitd13a5b86e284d8abadaa01618f7411439556feb7 (patch)
tree2698c532cbf3a30a89663af0b9bda0ef4a028a79 /drivers/nfc
parent89296ac435e2cf8a5101f7fab8f0c7b754b92052 (diff)
downloadlinux-d13a5b86e284d8abadaa01618f7411439556feb7.tar.xz
nfc: nfcmrvl: Fix irq_of_parse_and_map() return value
commit 5a478a653b4cca148d5c89832f007ec0809d7e6d upstream. The irq_of_parse_and_map() returns 0 on failure, not a negative ERRNO. Reported-by: Lv Ruyi <lv.ruyi@zte.com.cn> Fixes: caf6e49bf6d0 ("NFC: nfcmrvl: add spi driver") Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20220627124048.296253-1-krzysztof.kozlowski@linaro.org Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nfc')
-rw-r--r--drivers/nfc/nfcmrvl/i2c.c6
-rw-r--r--drivers/nfc/nfcmrvl/spi.c6
2 files changed, 6 insertions, 6 deletions
diff --git a/drivers/nfc/nfcmrvl/i2c.c b/drivers/nfc/nfcmrvl/i2c.c
index ceef81d93ac9..01329b91d59d 100644
--- a/drivers/nfc/nfcmrvl/i2c.c
+++ b/drivers/nfc/nfcmrvl/i2c.c
@@ -167,9 +167,9 @@ static int nfcmrvl_i2c_parse_dt(struct device_node *node,
pdata->irq_polarity = IRQF_TRIGGER_RISING;
ret = irq_of_parse_and_map(node, 0);
- if (ret < 0) {
- pr_err("Unable to get irq, error: %d\n", ret);
- return ret;
+ if (!ret) {
+ pr_err("Unable to get irq\n");
+ return -EINVAL;
}
pdata->irq = ret;
diff --git a/drivers/nfc/nfcmrvl/spi.c b/drivers/nfc/nfcmrvl/spi.c
index 5b833a9a83f8..abd75779194c 100644
--- a/drivers/nfc/nfcmrvl/spi.c
+++ b/drivers/nfc/nfcmrvl/spi.c
@@ -115,9 +115,9 @@ static int nfcmrvl_spi_parse_dt(struct device_node *node,
}
ret = irq_of_parse_and_map(node, 0);
- if (ret < 0) {
- pr_err("Unable to get irq, error: %d\n", ret);
- return ret;
+ if (!ret) {
+ pr_err("Unable to get irq\n");
+ return -EINVAL;
}
pdata->irq = ret;