tree:   git://git.cmpxchg.org/linux-mmotm.git master
head:   6102e3c755ac0084fdce65f69a7a149fc51a8a86
commit: 57add260b21afa6a56d0c045e951f98a0cc3f2c8 [134/321] genalloc: add support of multiple gen_pools per device
config: i386-randconfig-r0-201528 (attached as .config)
reproduce:
  git checkout 57add260b21afa6a56d0c045e951f98a0cc3f2c8
  # save the attached .config to linux build tree
  make ARCH=i386 

All warnings (new ones prefixed by >>):

   lib/genalloc.c: In function 'gen_pool_get':
>> lib/genalloc.c:599:67: warning: passing argument 4 of 'devres_find' discards 'const' qualifier from pointer target type
     p = devres_find(dev, devm_gen_pool_release, devm_gen_pool_match, name);
                                                                      ^
   In file included from include/linux/node.h:17:0,
                    from include/linux/cpu.h:16,
                    from include/linux/of_device.h:4,
                    from lib/genalloc.c:37:
   include/linux/device.h:620:14: note: expected 'void *' but argument is of type 'const char *'
    extern void *devres_find(struct device *dev, dr_release_t release,
                 ^

vim +599 lib/genalloc.c

   583			return 0;
   584	
   585		return !strcmp((*p)->name, data);
   586	}
   587	
   588	/**
   589	 * gen_pool_get - Obtain the gen_pool (if any) for a device
   590	 * @dev: device to retrieve the gen_pool from
   591	 * @name: name of a gen_pool or NULL, identifies a particular gen_pool on device
   592	 *
   593	 * Returns the gen_pool for the device if one is present, or NULL.
   594	 */
   595	struct gen_pool *gen_pool_get(struct device *dev, const char *name)
   596	{
   597		struct gen_pool **p;
   598	
 > 599		p = devres_find(dev, devm_gen_pool_release, devm_gen_pool_match, name);
   600		if (!p)
   601			return NULL;
   602		return *p;
   603	}
   604	EXPORT_SYMBOL_GPL(gen_pool_get);
   605	
   606	/**
   607	 * devm_gen_pool_create - managed gen_pool_create

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