[next:master 6751/6952] drivers/hwmon/ina2xx.c:162:20: sparse: incorrect type in initializer (different modifiers)

From: kbuild test robot <fengguang.wu@intel.com>
To: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Cc: kbuild-all@01.org, Andrew Morton <akpm@linux-foundation.org>,
	Linux Memory Management List <linux-mm@kvack.org>
Subject: [next:master 6751/6952] drivers/hwmon/ina2xx.c:162:20: sparse: incorrect type in initializer (different modifiers)
Date: Wed, 25 Mar 2015 18:07:08 +0800	[thread overview]
Message-ID: <201503251807.4D1zfPoV%fengguang.wu@intel.com> (raw)

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   b2dfdab2f61ed5eb57317136d6efbb973f79210e
commit: ef8e16b2c026a285a306ffb307810eecfc02f93c [6751/6952] hwmon: (ina2xx) replace ina226_avg_bits() with find_closest()
reproduce:
  # apt-get install sparse
  git checkout ef8e16b2c026a285a306ffb307810eecfc02f93c
  make ARCH=x86_64 allmodconfig
  make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

>> drivers/hwmon/ina2xx.c:162:20: sparse: incorrect type in initializer (different modifiers)
   drivers/hwmon/ina2xx.c:162:20:    expected int *__fc_a
   drivers/hwmon/ina2xx.c:162:20:    got int static const [toplevel] *<noident>

vim +162 drivers/hwmon/ina2xx.c

   146	{
   147		int avg = ina226_avg_tab[INA226_READ_AVG(config)];
   148	
   149		/*
   150		 * Multiply the total conversion time by the number of averages.
   151		 * Return the result in milliseconds.
   152		 */
   153		return DIV_ROUND_CLOSEST(avg * INA226_TOTAL_CONV_TIME_DEFAULT, 1000);
   154	}
   155	
   156	static u16 ina226_interval_to_reg(int interval, u16 config)
   157	{
   158		int avg, avg_bits;
   159	
   160		avg = DIV_ROUND_CLOSEST(interval * 1000,
   161					INA226_TOTAL_CONV_TIME_DEFAULT);
 > 162		avg_bits = find_closest(avg, ina226_avg_tab,
   163					ARRAY_SIZE(ina226_avg_tab));
   164	
   165		return (config & ~INA226_AVG_RD_MASK) | INA226_SHIFT_AVG(avg_bits);
   166	}
   167	
   168	static void ina226_set_update_interval(struct ina2xx_data *data)
   169	{
   170		int ms;

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