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Bug 956961 - FileDescriptorToFILE should always use its input. r=bent

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--HG--
extra : rebase_source : 5b5f0b5367c95ba1eb74ec158a93520675ed63ee
This commit is contained in:
Jed Davis 2014-07-02 11:22:40 -07:00
parent 0c673473c1
commit 47d9439554
1 changed files with 3 additions and 1 deletions
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4
ipc/glue/FileDescriptorUtils.cpp
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@ -91,11 +91,13 @@ FILE*
FileDescriptorToFILE(const FileDescriptor& aDesc,
const char* aOpenMode)
{
// Debug builds check whether the handle was "used", even if it's
// invalid, so that needs to happen first.
FileDescriptor::PlatformHandleType handle = aDesc.PlatformHandle();
if (!aDesc.IsValid()) {
errno = EBADF;
return nullptr;
}
FileDescriptor::PlatformHandleType handle = aDesc.PlatformHandle();
#ifdef XP_WIN
int fd = _open_osfhandle(reinterpret_cast<intptr_t>(handle), 0);
if (fd == -1) {