Merge "Make sure symlinks created by ueventd are correctly labeled" into main (eeef98a2) · Commits · e / os / android_system_core

init/devices.cpp

+16 −1

Original line number	Diff line number	Diff line
		@@ -599,7 +599,22 @@ void DeviceHandler::HandleDevice(const std::string& action, const std::string& d
		PLOG(ERROR) << "Failed to create directory " << Dirname(link);
		}

		if (symlink(target.c_str(), link.c_str())) {
		// Create symlink and make sure it's correctly labeled
		std::string secontext;
		// Passing 0 for mode should work.
		if (SelabelLookupFileContext(link, 0, &secontext) && !secontext.empty()) {
		setfscreatecon(secontext.c_str());
		}

		int rc = symlink(target.c_str(), link.c_str());

		if (!secontext.empty()) {
		int save_errno = errno;
		setfscreatecon(nullptr);
		errno = save_errno;
		}

		if (rc < 0) {
		if (errno != EEXIST) {
		PLOG(ERROR) << "Failed to symlink " << devpath << " to " << link;
		} else if (std::string link_path;