linux-kernel - [PATCH] i3c: master: Fix error return in cdns_i3c_master

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Date:   Fri, 11 Sep 2020 11:33:50 +0800
From:   Jing Xiangfeng <jingxiangfeng@...wei.com>
To:     <pgaj@...ence.com>, <bbrezillon@...nel.org>,
        <boris.brezillon@...labora.com>
CC:     <linux-i3c@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        <jingxiangfeng@...wei.com>
Subject: [PATCH] i3c: master: Fix error return in cdns_i3c_master_probe()

Fix to return negative error code -ENOMEM from the error handling
case instead of 0.

Signed-off-by: Jing Xiangfeng <jingxiangfeng@...wei.com>
---
 drivers/i3c/master/i3c-master-cdns.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/i3c/master/i3c-master-cdns.c b/drivers/i3c/master/i3c-master-cdns.c
index 3fee8bd7fe20..3f2226928fe0 100644
--- a/drivers/i3c/master/i3c-master-cdns.c
+++ b/drivers/i3c/master/i3c-master-cdns.c
@@ -1635,8 +1635,10 @@ static int cdns_i3c_master_probe(struct platform_device *pdev)
 	master->ibi.slots = devm_kcalloc(&pdev->dev, master->ibi.num_slots,
 					 sizeof(*master->ibi.slots),
 					 GFP_KERNEL);
-	if (!master->ibi.slots)
+	if (!master->ibi.slots) {
+		ret = -ENOMEM;
 		goto err_disable_sysclk;
+	}
 
 	writel(IBIR_THR(1), master->regs + CMD_IBI_THR_CTRL);
 	writel(MST_INT_IBIR_THR, master->regs + MST_IER);
-- 
2.17.1