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| author |   Peter Zijlstra <peterz@infradead.org> | 2019-02-28 13:52:31 +0100 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2019-04-03 09:36:28 +0200 |
| commit | 8f4faed01e3015955801c8ef066ec7fd7a8b3902 (patch) | |
| tree | 0760dcd27cd7ba347fd77a33a7c4aacfda2e22e2 /arch/x86/include/asm/uaccess_64.h | |
| parent | x86/ia32: Fix ia32_restore_sigcontext() AC leak (diff) | |
| download | linux-dev-8f4faed01e3015955801c8ef066ec7fd7a8b3902.tar.xz linux-dev-8f4faed01e3015955801c8ef066ec7fd7a8b3902.zip | |
i915, uaccess: Fix redundant CLAC
New tooling noticed this:
drivers/gpu/drm/i915/i915_gem_execbuffer.o: warning: objtool: .altinstr_replacement+0x3c: redundant UACCESS disable
drivers/gpu/drm/i915/i915_gem_execbuffer.o: warning: objtool: .altinstr_replacement+0x66: redundant UACCESS disable
You don't need user_access_end() if user_access_begin() fails.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm/uaccess_64.h')
0 files changed, 0 insertions, 0 deletions