On Mon, May 18, 2020 at 8:56 AM kbuild test robot [off-list ref] wrote:
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: bdecf38f228bcca73b31ada98b5b7ba1215eb9c9
commit: bbd7ffdbef6888459f301c5889f3b14ada38b913 [6172/9662] clk: Allow the common clk framework to be selectable
config: ia64-randconfig-s001-20200518 (attached as .config)
reproduce:
# apt-get install sparse
# sparse version: v0.6.1-193-gb8fad4bc-dirty
git checkout bbd7ffdbef6888459f301c5889f3b14ada38b913
# save the attached .config to linux build tree
make C=1 ARCH=ia64 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <redacted>
sparse warnings: (new ones prefixed by >>)
drivers/video/fbdev/atmel_lcdfb.c:354:27: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected char [noderef] <asn:2> *screen_base @@ got n:2> *screen_base @@
drivers/video/fbdev/atmel_lcdfb.c:354:27: sparse: expected char [noderef] <asn:2> *screen_base
drivers/video/fbdev/atmel_lcdfb.c:354:27: sparse: got void *quoted
quoted
drivers/video/fbdev/atmel_lcdfb.c:362:20: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got char [noderef] <asvoid * @@
drivers/video/fbdev/atmel_lcdfb.c:362:20: sparse: expected void *
drivers/video/fbdev/atmel_lcdfb.c:362:20: sparse: got char [noderef] <asn:2> *screen_base
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected void *cpu_addr @@ got char [noderef] <asvoid *cpu_addr @@
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: expected void *cpu_addr
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: got char [noderef] <asn:2> *screen_base
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected void *cpu_addr @@ got char [noderef] <asvoid *cpu_addr @@
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: expected void *cpu_addr
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: got char [noderef] <asn:2> *screen_base
This is an old bug, valid but harmless. The same thing happens in a number
of fbdev drivers, but it may be hard to motivate someone to fix them all.
Arnd