diff options
| author | Nicolas Lacasse <nlacasse@google.com> | 2021-03-09 17:36:02 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2021-03-09 17:37:54 -0800 |
| commit | 6ef5bdab21e1e700a362a38435b57c9a1010aaf4 (patch) | |
| tree | 7f47110f480aea944d28e558bf913f52dfcdba1d /test/syscalls | |
| parent | abbdcebc543242862fad0984db2db0a842021917 (diff) | |
Allow reading from PTY into bad buffer to return EAGAIN.
Kernels after 3b830a9c return EAGAIN in this case.
PiperOrigin-RevId: 361936327
Diffstat (limited to 'test/syscalls')
| -rw-r--r-- | test/syscalls/linux/pty.cc | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/test/syscalls/linux/pty.cc b/test/syscalls/linux/pty.cc index 294b9f6fd..8d15c491e 100644 --- a/test/syscalls/linux/pty.cc +++ b/test/syscalls/linux/pty.cc @@ -1255,8 +1255,11 @@ TEST_F(PtyTest, PartialBadBuffer) { // Read from the replica into bad_buffer. ASSERT_NO_ERRNO(WaitUntilReceived(replica_.get(), size)); - EXPECT_THAT(ReadFd(replica_.get(), bad_buffer, size), - SyscallFailsWithErrno(EFAULT)); + // Before Linux 3b830a9c this returned EFAULT, but after that commit it + // returns EAGAIN. + EXPECT_THAT( + ReadFd(replica_.get(), bad_buffer, size), + AnyOf(SyscallFailsWithErrno(EFAULT), SyscallFailsWithErrno(EAGAIN))); EXPECT_THAT(munmap(addr, 2 * kPageSize), SyscallSucceeds()) << addr; } |