linux-kernel - [PATCH] ep93xx: clock: Fix "plain integer as NULL pointer" warning

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Date:   Thu,  9 Dec 2021 21:34:29 +0100
From:   Alexander Sverdlin <alexander.sverdlin@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     Alexander Sverdlin <alexander.sverdlin@....de>,
        Nikita Shubin <nikita.shubin@...uefel.me>,
        Hartley Sweeten <hsweeten@...ionengravers.com>,
        Russell King <linux@...linux.org.uk>,
        linux-kernel@...r.kernel.org, kernel test robot <lkp@...el.com>
Subject: [PATCH] ep93xx: clock: Fix "plain integer as NULL pointer" warning

From: Alexander Sverdlin <alexander.sverdlin@....de>

Fix sparse warning (use "NULL" where appropriate).

Link: https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org/thread/WU46Y7J42IOXN3BCLEEA2U5SHD2E2M2M/
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Alexander Sverdlin <alexander.sverdlin@....de>
---
 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 cc75087134d3..3dfeef00ac5b 100644
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c
@@ -207,7 +207,7 @@ 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;
-- 
2.32.0