diff options
| author | Andi Kleen <ak@suse.de> | 2006-09-26 10:52:39 +0200 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2006-09-26 10:52:39 +0200 |
| commit | 95912008ba1fb9d0677c1ce5930aeb0e85ba5710 (patch) | |
| tree | e84c614f6aff984d105ce9f340f9474b613d567d /arch/x86_64 | |
| parent | [PATCH] Fix zeroing on exception in copy_*_user (diff) | |
| download | linux-95912008ba1fb9d0677c1ce5930aeb0e85ba5710.tar.xz linux-95912008ba1fb9d0677c1ce5930aeb0e85ba5710.zip | |
[PATCH] Add __must_check to copy_*_user
Following i386.
And also fix the two occurrences that caused warnings in arch/x86_64/*
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'arch/x86_64')
| -rw-r--r-- | arch/x86_64/ia32/ptrace32.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86_64/ia32/ptrace32.c b/arch/x86_64/ia32/ptrace32.c index 72bf92a9d375..d18198ed636b 100644 --- a/arch/x86_64/ia32/ptrace32.c +++ b/arch/x86_64/ia32/ptrace32.c @@ -375,8 +375,10 @@ asmlinkage long sys32_ptrace(long request, u32 pid, u32 addr, u32 data) ret = -EIO; if (!access_ok(VERIFY_READ, u, sizeof(*u))) break; - /* no checking to be bug-to-bug compatible with i386 */ - __copy_from_user(&child->thread.i387.fxsave, u, sizeof(*u)); + /* no checking to be bug-to-bug compatible with i386. */ + /* but silence warning */ + if (__copy_from_user(&child->thread.i387.fxsave, u, sizeof(*u))) + ; set_stopped_child_used_math(child); child->thread.i387.fxsave.mxcsr &= mxcsr_feature_mask; ret = 0; |