[all-commits] [llvm/llvm-project] aeb18e: [libc] Add MSAN unpoison annotations to recv funcs...

[Michael Jones via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: aeb18ebbe0a1a2fbce9b432eefed46c1d90968ea
      https://github.com/llvm/llvm-project/commit/aeb18ebbe0a1a2fbce9b432eefed46c1d90968ea
  Author: Michael Jones <michaelrj at google.com>
  Date:   2024-09-24 (Tue, 24 Sep 2024)

  Changed paths:
    M libc/src/sys/socket/linux/CMakeLists.txt
    M libc/src/sys/socket/linux/recv.cpp
    M libc/src/sys/socket/linux/recvfrom.cpp
    M libc/src/sys/socket/linux/recvmsg.cpp
    M libc/src/sys/socket/linux/socketpair.cpp
    M utils/bazel/llvm-project-overlay/libc/test/src/sys/socket/BUILD.bazel

  Log Message:
  -----------
  [libc] Add MSAN unpoison annotations to recv funcs (#109844)

Anywhere a struct is returned from the kernel, we need to explicitly
unpoison it for MSAN. This patch does that for the recv, recvfrom,
recvmsg, and socketpair functions.



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