linux-kernel - [PATCH] ep93xx: clock: Don't use plain integer as NULL pointer

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Message-Id: <20220120133739.4170298-2-alexander.sverdlin@gmail.com>
Date:   Thu, 20 Jan 2022 14:37:39 +0100
From:   Alexander Sverdlin <alexander.sverdlin@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     Alexander Sverdlin <alexander.sverdlin@...il.com>,
        Hartley Sweeten <hsweeten@...ionengravers.com>,
        Russell King <linux@...linux.org.uk>,
        Nikita Shubin <nikita.shubin@...uefel.me>,
        Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
        kernel test robot <lkp@...el.com>
Subject: [PATCH] ep93xx: clock: Don't use plain integer as NULL pointer

Fix sparse warning:
arch/arm/mach-ep93xx/clock.c:210:35: sparse: sparse: Using plain integer as NULL pointer

Reported-by: kernel test robot <lkp@...el.com>
Link: https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org/thread/TLFJ6D7WGMDJSQ6XK7UZE4XR2PLRZJSV/
Signed-off-by: Alexander Sverdlin <alexander.sverdlin@...il.com>
---
 arch/arm/mach-ep93xx/clock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index 4aee14f18123..71c54da0c1e1 100644
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c
@@ -209,7 +209,7 @@ static int ep93xx_mux_determine_rate(struct clk_hw *hw,
 				struct clk_rate_request *req)
 {
 	unsigned long rate = req->rate;
-	struct clk *best_parent = 0;
+	struct clk *best_parent = NULL;
 	unsigned long __parent_rate;
 	unsigned long best_rate = 0, actual_rate, mclk_rate;
 	unsigned long best_parent_rate;
-- 
2.34.1