linux-kernel - [PATCH] zynq: clkc: Add kmalloc allocation flag

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Message-Id: <20230222215834.3507-1-zeming@nfschina.com>
Date:   Thu, 23 Feb 2023 05:58:34 +0800
From:   Li zeming <zeming@...china.com>
To:     mturquette@...libre.com, sboyd@...nel.org, michal.simek@...inx.com
Cc:     linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Li zeming <zeming@...china.com>
Subject: [PATCH] zynq: clkc: Add kmalloc allocation flag

The kmalloc could crash if allocation fails. Add the __GFP_NOFAIL flag
to ensure that allocation succeeds every time.

Signed-off-by: Li zeming <zeming@...china.com>
---
 drivers/clk/zynq/clkc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/zynq/clkc.c b/drivers/clk/zynq/clkc.c
index 7bdeaff2bfd6..7621c2f00468 100644
--- a/drivers/clk/zynq/clkc.c
+++ b/drivers/clk/zynq/clkc.c
@@ -427,7 +427,7 @@ static void __init zynq_clk_setup(struct device_node *np)
 			SLCR_GEM1_CLK_CTRL, 0, 0, &gem1clk_lock);
 
 	tmp = strlen("mio_clk_00x");
-	clk_name = kmalloc(tmp, GFP_KERNEL);
+	clk_name = kmalloc(tmp, GFP_KERNEL | __GFP_NOFAIL);
 	for (i = 0; i < NUM_MIO_PINS; i++) {
 		int idx;
 
-- 
2.18.2