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SubjectRe: [PATCH] drm: sti: sti_hqvdp: Fix compilation warning.
Hi Arvind,

[auto build test WARNING on drm/drm-next]
[also build test WARNING on v4.12-rc6 next-20170620]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Arvind-Yadav/drm-sti-sti_hqvdp-Fix-compilation-warning/20170620-170709
base: git://people.freedesktop.org/~airlied/linux.git drm-next
config: arm-multi_v7_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=arm

All warnings (new ones prefixed by >>):

In file included from include/drm/drm_gem_cma_helper.h:4:0,
from drivers/gpu/drm/sti/sti_hqvdp.c:14:
drivers/gpu/drm/sti/sti_hqvdp.c: In function 'sti_hqvdp_start_xp70':
>> drivers/gpu/drm/sti/sti_hqvdp.c:929:13: warning: format '%lu' expects argument of type 'long unsigned int', but argument 4 has type 'unsigned int' [-Wformat=]
DRM_ERROR("Invalid fmw structure (%lu+%d+%d+%d+%d != %zu)\n",
^
include/drm/drmP.h:187:36: note: in definition of macro 'DRM_ERROR'
drm_printk(KERN_ERR, DRM_UT_NONE, fmt, ##__VA_ARGS__)
^~~

vim +929 drivers/gpu/drm/sti/sti_hqvdp.c

913 return;
914 }
915
916 /* Check firmware parts */
917 if (!firmware) {
918 DRM_ERROR("Firmware not available\n");
919 return;
920 }
921
922 header = (struct fw_header *)firmware->data;
923 if (firmware->size < sizeof(*header)) {
924 DRM_ERROR("Invalid firmware size (%zu)\n", firmware->size);
925 goto out;
926 }
927 if ((sizeof(*header) + header->rd_size + header->wr_size +
928 header->pmem_size + header->dmem_size) != firmware->size) {
> 929 DRM_ERROR("Invalid fmw structure (%lu+%d+%d+%d+%d != %zu)\n",
930 sizeof(*header), header->rd_size, header->wr_size,
931 header->pmem_size, header->dmem_size,
932 firmware->size);
933 goto out;
934 }
935
936 data = (u8 *)firmware->data;
937 data += sizeof(*header);

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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