From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: usbip: vhci_sysfs: fix potential Spectre v1 From: "Gustavo A. R. Silva" Message-Id: <20180516222200.GA14733@embeddedor.com> Date: Wed, 16 May 2018 17:22:00 -0500 To: Valentina Manea , Shuah Khan , Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" List-ID: cGRldl9uciBhbmQgcmhwb3J0IGNhbiBiZSBjb250cm9sbGVkIGJ5IHVzZXItc3BhY2UsIGhlbmNl IGxlYWRpbmcgdG8KYSBwb3RlbnRpYWwgZXhwbG9pdGF0aW9uIG9mIHRoZSBTcGVjdHJlIHZhcmlh bnQgMSB2dWxuZXJhYmlsaXR5LgoKVGhpcyBpc3N1ZSB3YXMgZGV0ZWN0ZWQgd2l0aCB0aGUgaGVs cCBvZiBTbWF0Y2g6CmRyaXZlcnMvdXNiL3VzYmlwL3ZoY2lfc3lzZnMuYzoyMzggZGV0YWNoX3N0 b3JlKCkgd2FybjogcG90ZW50aWFsCnNwZWN0cmUgaXNzdWUgJ3ZoY2lzJwpkcml2ZXJzL3VzYi91 c2JpcC92aGNpX3N5c2ZzLmM6MzI4IGF0dGFjaF9zdG9yZSgpIHdhcm46IHBvdGVudGlhbApzcGVj dHJlIGlzc3VlICd2aGNpcycKZHJpdmVycy91c2IvdXNiaXAvdmhjaV9zeXNmcy5jOjMzOCBhdHRh Y2hfc3RvcmUoKSB3YXJuOiBwb3RlbnRpYWwKc3BlY3RyZSBpc3N1ZSAndmhjaS0+dmhjaV9oY2Rf c3MtPnZkZXYnCmRyaXZlcnMvdXNiL3VzYmlwL3ZoY2lfc3lzZnMuYzozNDAgYXR0YWNoX3N0b3Jl KCkgd2FybjogcG90ZW50aWFsCnNwZWN0cmUgaXNzdWUgJ3ZoY2ktPnZoY2lfaGNkX2hzLT52ZGV2 JwoKRml4IHRoaXMgYnkgc2FuaXRpemluZyBwZGV2X25yIGFuZCByaHBvcnQgYmVmb3JlIHVzaW5n IHRoZW0gdG8gaW5kZXgKdmhjaXMgYW5kIHZoY2ktPnZoY2lfaGNkX3NzLT52ZGV2IHJlc3BlY3Rp dmVseS4KCk5vdGljZSB0aGF0IGdpdmVuIHRoYXQgc3BlY3VsYXRpb24gd2luZG93cyBhcmUgbGFy Z2UsIHRoZSBwb2xpY3kgaXMKdG8ga2lsbCB0aGUgc3BlY3VsYXRpb24gb24gdGhlIGZpcnN0IGxv YWQgYW5kIG5vdCB3b3JyeSBpZiBpdCBjYW4gYmUKY29tcGxldGVkIHdpdGggYSBkZXBlbmRlbnQg bG9hZC9zdG9yZSBbMV0uCgpbMV0gaHR0cHM6Ly9tYXJjLmluZm8vP2w9bGludXgta2VybmVsJm09 MTUyNDQ5MTMxMTE0Nzc4Jnc9MgoKQ2M6IHN0YWJsZUB2Z2VyLmtlcm5lbC5vcmcKU2lnbmVkLW9m Zi1ieTogR3VzdGF2byBBLiBSLiBTaWx2YSA8Z3VzdGF2b0BlbWJlZGRlZG9yLmNvbT4KLS0tCiBk cml2ZXJzL3VzYi91c2JpcC92aGNpX3N5c2ZzLmMgfCA2ICsrKysrKwogMSBmaWxlIGNoYW5nZWQs IDYgaW5zZXJ0aW9ucygrKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvdXNiL3VzYmlwL3ZoY2lfc3lz ZnMuYyBiL2RyaXZlcnMvdXNiL3VzYmlwL3ZoY2lfc3lzZnMuYwppbmRleCA0ODgwODM4Li45MDQ1 ODg4IDEwMDY0NAotLS0gYS9kcml2ZXJzL3VzYi91c2JpcC92aGNpX3N5c2ZzLmMKKysrIGIvZHJp dmVycy91c2IvdXNiaXAvdmhjaV9zeXNmcy5jCkBAIC0xMCw2ICsxMCw4IEBACiAjaW5jbHVkZSA8 bGludXgvcGxhdGZvcm1fZGV2aWNlLmg+CiAjaW5jbHVkZSA8bGludXgvc2xhYi5oPgogCisjaW5j bHVkZSA8bGludXgvbm9zcGVjLmg+CisKICNpbmNsdWRlICJ1c2JpcF9jb21tb24uaCIKICNpbmNs dWRlICJ2aGNpLmgiCiAKQEAgLTIzNSw2ICsyMzcsOCBAQCBzdGF0aWMgc3NpemVfdCBkZXRhY2hf c3RvcmUoc3RydWN0IGRldmljZSAqZGV2LCBzdHJ1Y3QgZGV2aWNlX2F0dHJpYnV0ZSAqYXR0ciwK IAlpZiAoIXZhbGlkX3BvcnQocGRldl9uciwgcmhwb3J0KSkKIAkJcmV0dXJuIC1FSU5WQUw7CiAK KwlwZGV2X25yID0gYXJyYXlfaW5kZXhfbm9zcGVjKHBkZXZfbnIsIHZoY2lfbnVtX2NvbnRyb2xs ZXJzKTsKKwlyaHBvcnQgPSBhcnJheV9pbmRleF9ub3NwZWMocmhwb3J0LCBWSENJX0hDX1BPUlRT KTsKIAloY2QgPSBwbGF0Zm9ybV9nZXRfZHJ2ZGF0YSh2aGNpc1twZGV2X25yXS5wZGV2KTsKIAlp ZiAoaGNkID09IE5VTEwpIHsKIAkJZGV2X2VycihkZXYsICJwb3J0IGlzIG5vdCByZWFkeSAldVxu IiwgcG9ydCk7CkBAIC0zMjUsNiArMzI5LDggQEAgc3RhdGljIHNzaXplX3QgYXR0YWNoX3N0b3Jl KHN0cnVjdCBkZXZpY2UgKmRldiwgc3RydWN0IGRldmljZV9hdHRyaWJ1dGUgKmF0dHIsCiAJaWYg KCF2YWxpZF9hcmdzKHBkZXZfbnIsIHJocG9ydCwgc3BlZWQpKQogCQlyZXR1cm4gLUVJTlZBTDsK IAorCXBkZXZfbnIgPSBhcnJheV9pbmRleF9ub3NwZWMocGRldl9uciwgdmhjaV9udW1fY29udHJv bGxlcnMpOworCXJocG9ydCA9IGFycmF5X2luZGV4X25vc3BlYyhyaHBvcnQsIFZIQ0lfSENfUE9S VFMpOwogCWhjZCA9IHBsYXRmb3JtX2dldF9kcnZkYXRhKHZoY2lzW3BkZXZfbnJdLnBkZXYpOwog CWlmIChoY2QgPT0gTlVMTCkgewogCQlkZXZfZXJyKGRldiwgInBvcnQgJWQgaXMgbm90IHJlYWR5 XG4iLCBwb3J0KTsK