Call __phys_mem_access_prot() from the fbdev mmap helper
pgprot_framebuffer(). Allows to avoid the file argument of NULL.

Signed-off-by: Thomas Zimmermann <tzimmerm...@suse.de>
Reviewed-by: Arnd Bergmann <a...@arndb.de>
---
 arch/powerpc/include/asm/fb.h | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/arch/powerpc/include/asm/fb.h b/arch/powerpc/include/asm/fb.h
index 3cecf14d51de8..c0c5d1df7ad1e 100644
--- a/arch/powerpc/include/asm/fb.h
+++ b/arch/powerpc/include/asm/fb.h
@@ -8,12 +8,7 @@ static inline pgprot_t pgprot_framebuffer(pgprot_t prot,
                                          unsigned long vm_start, unsigned long 
vm_end,
                                          unsigned long offset)
 {
-       /*
-        * PowerPC's implementation of phys_mem_access_prot() does
-        * not use the file argument. Set it to NULL in preparation
-        * of later updates to the interface.
-        */
-       return phys_mem_access_prot(NULL, PHYS_PFN(offset), vm_end - vm_start, 
prot);
+       return __phys_mem_access_prot(PHYS_PFN(offset), vm_end - vm_start, 
prot);
 }
 #define pgprot_framebuffer pgprot_framebuffer
 
-- 
2.42.0

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