tree: https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git test/pcm-iov_iter head: da1be13e050f24d088d24fd65517d56f27a2eeb1 commit: 516e284c8b17a5129fcfbfb1f2f4e11093e13d3f [3/25] ALSA: core: Add memory copy helpers between iov_iter and iomem config: i386-randconfig-r033-20230812 (https://download.01.org/0day-ci/archive/20230812/202308120931.Aj1gaY7K-lkp@i...) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce: (https://download.01.org/0day-ci/archive/20230812/202308120931.Aj1gaY7K-lkp@i...)

If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202308120931.Aj1gaY7K-lkp@intel.com/

All warnings (new ones prefixed by >>):

sound/core/memory.c: In function 'copy_from_iter_toio':

...

sound/core/memory.c:108:53: warning: passing argument 2 of 'copy_from_iter' makes integer from pointer without a cast [-Wint-conversion]

108 | return !copy_from_iter((void __force *)dst, src, count) ? -EFAULT : 0; | ^~~ | | | struct iov_iter * In file included from include/sound/pcm.h:19, from sound/core/memory.c:12: include/linux/uio.h:199:42: note: expected 'size_t' {aka 'unsigned int'} but argument is of type 'struct iov_iter *' 199 | size_t copy_from_iter(void *addr, size_t bytes, struct iov_iter *i) | ~~~~~~~^~~~~

...

sound/core/memory.c:108:58: warning: passing argument 3 of 'copy_from_iter' makes pointer from integer without a cast [-Wint-conversion]

108 | return !copy_from_iter((void __force *)dst, src, count) ? -EFAULT : 0; | ^~~~~ | | | size_t {aka unsigned int} include/linux/uio.h:199:66: note: expected 'struct iov_iter *' but argument is of type 'size_t' {aka 'unsigned int'} 199 | size_t copy_from_iter(void *addr, size_t bytes, struct iov_iter *i) | ~~~~~~~~~~~~~~~~~^

vim +/copy_from_iter +108 sound/core/memory.c

93 94 /** 95 * copy_from_iter_toio - copy data from iov_iter to mmio-space 96 * @dst: the destination pointer on mmio-space 97 * @src: the source iov_iter 98 * @count: the data size to copy in bytes 99 * 100 * Copies the data from iov_iter to mmio-space. 101 * Only the single segment iov_iter is assumed for now. 102 * 103 * Return: Zero if successful, or non-zero on failure. 104 */ 105 int copy_from_iter_toio(void __iomem *dst, struct iov_iter *src, size_t count) 106 { 107 #if defined(__i386__) || defined(CONFIG_SPARC32)

108 return !copy_from_iter((void __force *)dst, src, count) ? -EFAULT : 0;