[next:master 6753/6952] drivers/hwmon/w83795.c:312:16: sparse: incorrect type in initializer (different modifiers)

* [next:master 6753/6952] drivers/hwmon/w83795.c:312:16: sparse: incorrect type in initializer (different modifiers)
@ 2015-03-25 10:25 kbuild test robot
  0 siblings, 0 replies; only message in thread
From: kbuild test robot @ 2015-03-25 10:25 UTC (permalink / raw)
  To: Bartosz Golaszewski
  Cc: kbuild-all, Andrew Morton, Linux Memory Management List

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   b2dfdab2f61ed5eb57317136d6efbb973f79210e
commit: f8e5b425f5eea40759a0ccc17caa7f4d660d0d4a [6753/6952] hwmon: (w83795) use find_closest_descending() in pwm_freq_to_reg()
reproduce:
  # apt-get install sparse
  git checkout f8e5b425f5eea40759a0ccc17caa7f4d660d0d4a
  make ARCH=x86_64 allmodconfig
  make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

>> drivers/hwmon/w83795.c:312:16: sparse: incorrect type in initializer (different modifiers)
   drivers/hwmon/w83795.c:312:16:    expected unsigned short *__fc_a
   drivers/hwmon/w83795.c:312:16:    got unsigned short static const [toplevel] *<noident>

vim +312 drivers/hwmon/w83795.c

   296		unsigned long base_clock;
   297	
   298		if (reg & 0x80) {
   299			base_clock = clkin * 1000 / ((clkin == 48000) ? 384 : 256);
   300			return base_clock / ((reg & 0x7f) + 1);
   301		} else
   302			return pwm_freq_cksel0[reg & 0x0f];
   303	}
   304	
   305	static u8 pwm_freq_to_reg(unsigned long val, u16 clkin)
   306	{
   307		unsigned long base_clock;
   308		u8 reg0, reg1;
   309		unsigned long best0, best1;
   310	
   311		/* Best fit for cksel = 0 */
 > 312		reg0 = find_closest_descending(val, pwm_freq_cksel0,
   313					       ARRAY_SIZE(pwm_freq_cksel0));
   314		if (val < 375)	/* cksel = 1 can't beat this */
   315			return reg0;
   316		best0 = pwm_freq_cksel0[reg0];
   317	
   318		/* Best fit for cksel = 1 */
   319		base_clock = clkin * 1000 / ((clkin == 48000) ? 384 : 256);
   320		reg1 = clamp_val(DIV_ROUND_CLOSEST(base_clock, val), 1, 128);

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