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| author | Will Deacon <will.deacon@arm.com> | 2017-07-03 15:37:46 +0200 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2017-07-20 11:20:48 +0200 |
| commit | c396fe7f0c2efdf6c02d723f7bd492c58725c822 (patch) | |
| tree | 5f33351fcb1d4b16f1d594c58b593711995a7b47 /arch | |
| parent | Linux v4.13-rc1 (diff) | |
| download | linux-c396fe7f0c2efdf6c02d723f7bd492c58725c822.tar.xz linux-c396fe7f0c2efdf6c02d723f7bd492c58725c822.zip | |
arm64: uaccess: Remove redundant __force from addr cast in __range_ok
Casting a pointer to an integral type doesn't require a __force
attribute, because you'll need to cast back to a pointer in order to
dereference the thing anyway.
This patch removes the redundant __force cast from __range_ok.
Reported-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/include/asm/uaccess.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/uaccess.h b/arch/arm64/include/asm/uaccess.h index 8f0a1de11e4a..fab46a0ea223 100644 --- a/arch/arm64/include/asm/uaccess.h +++ b/arch/arm64/include/asm/uaccess.h @@ -69,7 +69,7 @@ static inline void set_fs(mm_segment_t fs) */ #define __range_ok(addr, size) \ ({ \ - unsigned long __addr = (unsigned long __force)(addr); \ + unsigned long __addr = (unsigned long)(addr); \ unsigned long flag, roksum; \ __chk_user_ptr(addr); \ asm("adds %1, %1, %3; ccmp %1, %4, #2, cc; cset %0, ls" \ |