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Commit 376a5597 authored by Steven Moreland's avatar Steven Moreland
Browse files

Default to /dev/binder if binder node doesn't exist. 

Some devices don't have vndbinder yet.

Bug: 67975337
Test: media cas doesn't crash loop on bullhead
Change-Id: I381771ff971fadeae75a78b5d45d6d067adced44
parent a9c7e6d1

libs/binder/ProcessState.cpp

+7 −1
Original line number Original line Diff line number Diff line
@@ -86,6 +86,12 @@ sp<ProcessState> ProcessState::initWithDriver(const char* driver) 
        }

        }

        LOG_ALWAYS_FATAL("ProcessState was already initialized.");

        LOG_ALWAYS_FATAL("ProcessState was already initialized.");

    }

    }



    if (access(driver, R_OK) == -1) {

        ALOGE("Binder driver %s is unavailable. Using /dev/binder instead.", driver);

        driver = "/dev/binder";

    }



    gProcess = new ProcessState(driver);

    gProcess = new ProcessState(driver);

    return gProcess;

    return gProcess;

}

}
@@ -420,7 +426,7 @@ ProcessState::ProcessState(const char *driver) 
        mVMStart = mmap(0, BINDER_VM_SIZE, PROT_READ, MAP_PRIVATE | MAP_NORESERVE, mDriverFD, 0);

        mVMStart = mmap(0, BINDER_VM_SIZE, PROT_READ, MAP_PRIVATE | MAP_NORESERVE, mDriverFD, 0);

        if (mVMStart == MAP_FAILED) {

        if (mVMStart == MAP_FAILED) {

            // *sigh*

            // *sigh*

            ALOGE("Using /dev/binder failed: unable to mmap transaction memory.\n");

            ALOGE("Using %s failed: unable to mmap transaction memory.\n", mDriverName.c_str());

            close(mDriverFD);

            close(mDriverFD);

            mDriverFD = -1;

            mDriverFD = -1;

            mDriverName.clear();

            mDriverName.clear();