diff options
| author | Stanislav Kinsburskii <stanislav.kinsburskii@gmail.com> | 2023-04-15 14:17:53 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2023-10-19 09:16:20 +0300 |
| commit | b28d1ccf921a4333be14017d82066386d419e638 (patch) | |
| tree | 4ed650662136f5a7db9098c66f8c446579b7a278 /arch/powerpc/include | |
| parent | 6db51ff905362e6c79593dbda08f61f24b25971c (diff) | |
| download | linux-b28d1ccf921a4333be14017d82066386d419e638.tar.xz | |
powerpc/io: Expect immutable pointer in virt_to_phys() prototype
virt_to_phys() doesn't need the address pointer to be mutable.
At the same time allowing it to be mutable leads to the following build
warning for constant pointers:
warning: passing argument 1 of ‘virt_to_phys’ discards ‘const’ qualifier from pointer target type
Signed-off-by: Stanislav Kinsburskii <stanislav.kinsburskii@gmail.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/168155747391.13678.10634415747614468991.stgit@skinsburskii.localdomain
Diffstat (limited to 'arch/powerpc/include')
| -rw-r--r-- | arch/powerpc/include/asm/io.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h index 0732b743e099..5220274a6277 100644 --- a/arch/powerpc/include/asm/io.h +++ b/arch/powerpc/include/asm/io.h @@ -950,7 +950,7 @@ extern void __iomem *__ioremap_caller(phys_addr_t, unsigned long size, * almost all conceivable cases a device driver should not be using * this function */ -static inline unsigned long virt_to_phys(volatile void * address) +static inline unsigned long virt_to_phys(const volatile void * address) { WARN_ON(IS_ENABLED(CONFIG_DEBUG_VIRTUAL) && !virt_addr_valid(address)); |