linux-kernel - [PATCH] staging: mfd: hi6421-spmi-pmic: fix error return code in hi6421_spmi_pmic

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Message-ID: <20201118103724.57451-1-wanghai38@huawei.com>
Date:   Wed, 18 Nov 2020 18:37:24 +0800
From:   Wang Hai <wanghai38@...wei.com>
To:     <mchehab+huawei@...nel.org>, <gregkh@...uxfoundation.org>,
        <mayulong1@...wei.com>
CC:     <devel@...verdev.osuosl.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] staging: mfd: hi6421-spmi-pmic: fix error return code in hi6421_spmi_pmic_probe()

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 4524ac56cdca ("staging: mfd: add a PMIC driver for HiSilicon 6421 SPMI version")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Wang Hai <wanghai38@...wei.com>
---
 drivers/staging/hikey9xx/hi6421-spmi-pmic.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/hikey9xx/hi6421-spmi-pmic.c b/drivers/staging/hikey9xx/hi6421-spmi-pmic.c
index 64b30d263c8d..4f34a5282970 100644
--- a/drivers/staging/hikey9xx/hi6421-spmi-pmic.c
+++ b/drivers/staging/hikey9xx/hi6421-spmi-pmic.c
@@ -262,8 +262,10 @@ static int hi6421_spmi_pmic_probe(struct spmi_device *pdev)
 	hi6421_spmi_pmic_irq_prc(pmic);
 
 	pmic->irqs = devm_kzalloc(dev, HISI_IRQ_NUM * sizeof(int), GFP_KERNEL);
-	if (!pmic->irqs)
+	if (!pmic->irqs) {
+		ret = -ENOMEM;
 		goto irq_malloc;
+	}
 
 	pmic->domain = irq_domain_add_simple(np, HISI_IRQ_NUM, 0,
 					     &hi6421_spmi_domain_ops, pmic);
-- 
2.17.1