From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg Kroah-Hartman Subject: [PATCH] i915: gvt: no need to check return value of debugfs_create functions Date: Thu, 13 Jun 2019 15:34:19 +0200 Message-ID: <20190613133419.GB6634@kroah.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Zhenyu Wang , Zhi Wang , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , David Airlie , Daniel Vetter Cc: intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, dri-devel@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org V2hlbiBjYWxsaW5nIGRlYnVnZnMgZnVuY3Rpb25zLCB0aGVyZSBpcyBubyBuZWVkIHRvIGV2ZXIg Y2hlY2sgdGhlCnJldHVybiB2YWx1ZS4gIFRoZSBmdW5jdGlvbiBjYW4gd29yayBvciBub3QsIGJ1 dCB0aGUgY29kZSBsb2dpYyBzaG91bGQKbmV2ZXIgZG8gc29tZXRoaW5nIGRpZmZlcmVudCBiYXNl ZCBvbiB0aGlzLgoKQmVjYXVzZSB0aGVyZSBpcyBubyBuZWVkIHRvIGNoZWNrIHRoZXNlIGZ1bmN0 aW9ucywgYSBudW1iZXIgb2YgbG9jYWwKZnVuY3Rpb25zIGNhbiBiZSBtYWRlIHRvIHJldHVybiB2 b2lkIHRvIHNpbXBsaWZ5IHRoaW5ncyBhcyBub3RoaW5nIGNhbgpmYWlsLgoKQ2M6IFpoZW55dSBX YW5nIDx6aGVueXV3QGxpbnV4LmludGVsLmNvbT4KQ2M6IFpoaSBXYW5nIDx6aGkuYS53YW5nQGlu dGVsLmNvbT4KQ2M6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBsaW51eC5pbnRlbC5jb20+CkNj OiBKb29uYXMgTGFodGluZW4gPGpvb25hcy5sYWh0aW5lbkBsaW51eC5pbnRlbC5jb20+CkNjOiBS b2RyaWdvIFZpdmkgPHJvZHJpZ28udml2aUBpbnRlbC5jb20+CkNjOiBEYXZpZCBBaXJsaWUgPGFp cmxpZWRAbGludXguaWU+CkNjOiBEYW5pZWwgVmV0dGVyIDxkYW5pZWxAZmZ3bGwuY2g+CkNjOiBp bnRlbC1ndnQtZGV2QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpDYzogaW50ZWwtZ2Z4QGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwpDYzogZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpTaWduZWQt b2ZmLWJ5OiBHcmVnIEtyb2FoLUhhcnRtYW4gPGdyZWdraEBsaW51eGZvdW5kYXRpb24ub3JnPgot LS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2d2dC9kZWJ1Z2ZzLmMgfCA0NyArKysrKystLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2d2dC9ndnQuYyAgICAgfCAg NCArLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2d2dC9ndnQuaCAgICAgfCAgNCArLS0KIGRyaXZl cnMvZ3B1L2RybS9pOTE1L2d2dC9rdm1ndC5jICAgfCAgMyAtLQogZHJpdmVycy9ncHUvZHJtL2k5 MTUvZ3Z0L3ZncHUuYyAgICB8ICA0ICstLQogNSBmaWxlcyBjaGFuZ2VkLCAxMyBpbnNlcnRpb25z KCspLCA0OSBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9n dnQvZGVidWdmcy5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZ3Z0L2RlYnVnZnMuYwppbmRleCA4 YTk2MDZmOTFlNjguLmZkZDkwNThhYjhmMiAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5 MTUvZ3Z0L2RlYnVnZnMuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9ndnQvZGVidWdmcy5j CkBAIC0xODksMzYgKzE4OSwxOSBAQCBERUZJTkVfU0lNUExFX0FUVFJJQlVURSh2Z3B1X3NjYW5f bm9ucHJpdmJiX2ZvcHMsCiAvKioKICAqIGludGVsX2d2dF9kZWJ1Z2ZzX2FkZF92Z3B1IC0gcmVn aXN0ZXIgZGVidWdmcyBlbnRyaWVzIGZvciBhIHZHUFUKICAqIEB2Z3B1OiBhIHZHUFUKLSAqCi0g KiBSZXR1cm5zOgotICogWmVybyBvbiBzdWNjZXNzLCBuZWdhdGl2ZSBlcnJvciBjb2RlIGlmIGZh aWxlZC4KICAqLwotaW50IGludGVsX2d2dF9kZWJ1Z2ZzX2FkZF92Z3B1KHN0cnVjdCBpbnRlbF92 Z3B1ICp2Z3B1KQordm9pZCBpbnRlbF9ndnRfZGVidWdmc19hZGRfdmdwdShzdHJ1Y3QgaW50ZWxf dmdwdSAqdmdwdSkKIHsKLQlzdHJ1Y3QgZGVudHJ5ICplbnQ7CiAJY2hhciBuYW1lWzE2XSA9ICIi OwogCiAJc25wcmludGYobmFtZSwgMTYsICJ2Z3B1JWQiLCB2Z3B1LT5pZCk7CiAJdmdwdS0+ZGVi dWdmcyA9IGRlYnVnZnNfY3JlYXRlX2RpcihuYW1lLCB2Z3B1LT5ndnQtPmRlYnVnZnNfcm9vdCk7 Ci0JaWYgKCF2Z3B1LT5kZWJ1Z2ZzKQotCQlyZXR1cm4gLUVOT01FTTsKLQotCWVudCA9IGRlYnVn ZnNfY3JlYXRlX2Jvb2woImFjdGl2ZSIsIDA0NDQsIHZncHUtPmRlYnVnZnMsCi0JCQkJICAmdmdw dS0+YWN0aXZlKTsKLQlpZiAoIWVudCkKLQkJcmV0dXJuIC1FTk9NRU07Ci0KLQllbnQgPSBkZWJ1 Z2ZzX2NyZWF0ZV9maWxlKCJtbWlvX2RpZmYiLCAwNDQ0LCB2Z3B1LT5kZWJ1Z2ZzLAotCQkJCSAg dmdwdSwgJnZncHVfbW1pb19kaWZmX2ZvcHMpOwotCWlmICghZW50KQotCQlyZXR1cm4gLUVOT01F TTsKIAotCWVudCA9IGRlYnVnZnNfY3JlYXRlX2ZpbGUoInNjYW5fbm9ucHJpdmJiIiwgMDY0NCwg dmdwdS0+ZGVidWdmcywKLQkJCQkgdmdwdSwgJnZncHVfc2Nhbl9ub25wcml2YmJfZm9wcyk7Ci0J aWYgKCFlbnQpCi0JCXJldHVybiAtRU5PTUVNOwotCi0JcmV0dXJuIDA7CisJZGVidWdmc19jcmVh dGVfYm9vbCgiYWN0aXZlIiwgMDQ0NCwgdmdwdS0+ZGVidWdmcywgJnZncHUtPmFjdGl2ZSk7CisJ ZGVidWdmc19jcmVhdGVfZmlsZSgibW1pb19kaWZmIiwgMDQ0NCwgdmdwdS0+ZGVidWdmcywgdmdw dSwKKwkJCSAgICAmdmdwdV9tbWlvX2RpZmZfZm9wcyk7CisJZGVidWdmc19jcmVhdGVfZmlsZSgi c2Nhbl9ub25wcml2YmIiLCAwNjQ0LCB2Z3B1LT5kZWJ1Z2ZzLCB2Z3B1LAorCQkJICAgICZ2Z3B1 X3NjYW5fbm9ucHJpdmJiX2ZvcHMpOwogfQogCiAvKioKQEAgLTIzNCwyNyArMjE3LDE1IEBAIHZv aWQgaW50ZWxfZ3Z0X2RlYnVnZnNfcmVtb3ZlX3ZncHUoc3RydWN0IGludGVsX3ZncHUgKnZncHUp CiAvKioKICAqIGludGVsX2d2dF9kZWJ1Z2ZzX2luaXQgLSByZWdpc3RlciBndnQgZGVidWdmcyBy b290IGVudHJ5CiAgKiBAZ3Z0OiBHVlQgZGV2aWNlCi0gKgotICogUmV0dXJuczoKLSAqIHplcm8g b24gc3VjY2VzcywgbmVnYXRpdmUgaWYgZmFpbGVkLgogICovCi1pbnQgaW50ZWxfZ3Z0X2RlYnVn ZnNfaW5pdChzdHJ1Y3QgaW50ZWxfZ3Z0ICpndnQpCit2b2lkIGludGVsX2d2dF9kZWJ1Z2ZzX2lu aXQoc3RydWN0IGludGVsX2d2dCAqZ3Z0KQogewogCXN0cnVjdCBkcm1fbWlub3IgKm1pbm9yID0g Z3Z0LT5kZXZfcHJpdi0+ZHJtLnByaW1hcnk7Ci0Jc3RydWN0IGRlbnRyeSAqZW50OwogCiAJZ3Z0 LT5kZWJ1Z2ZzX3Jvb3QgPSBkZWJ1Z2ZzX2NyZWF0ZV9kaXIoImd2dCIsIG1pbm9yLT5kZWJ1Z2Zz X3Jvb3QpOwotCWlmICghZ3Z0LT5kZWJ1Z2ZzX3Jvb3QpIHsKLQkJZ3Z0X2VycigiQ2Fubm90IGNy ZWF0ZSBkZWJ1Z2ZzIGRpclxuIik7Ci0JCXJldHVybiAtRU5PTUVNOwotCX0KIAotCWVudCA9IGRl YnVnZnNfY3JlYXRlX3Vsb25nKCJudW1fdHJhY2tlZF9tbWlvIiwgMDQ0NCwgZ3Z0LT5kZWJ1Z2Zz X3Jvb3QsCi0JCQkJICAgJmd2dC0+bW1pby5udW1fdHJhY2tlZF9tbWlvKTsKLQlpZiAoIWVudCkK LQkJcmV0dXJuIC1FTk9NRU07Ci0KLQlyZXR1cm4gMDsKKwlkZWJ1Z2ZzX2NyZWF0ZV91bG9uZygi bnVtX3RyYWNrZWRfbW1pbyIsIDA0NDQsIGd2dC0+ZGVidWdmc19yb290LAorCQkJICAgICAmZ3Z0 LT5tbWlvLm51bV90cmFja2VkX21taW8pOwogfQogCiAvKioKZGlmZiAtLWdpdCBhL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2d2dC9ndnQuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2d2dC9ndnQuYwpp bmRleCA0M2Y0MjQyMDYyZGQuLjhmMzdlZWZhMGEwMiAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvZ3Z0L2d2dC5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2d2dC9ndnQuYwpA QCAtMzc1LDkgKzM3NSw3IEBAIGludCBpbnRlbF9ndnRfaW5pdF9kZXZpY2Uoc3RydWN0IGRybV9p OTE1X3ByaXZhdGUgKmRldl9wcml2KQogCX0KIAlndnQtPmlkbGVfdmdwdSA9IHZncHU7CiAKLQly ZXQgPSBpbnRlbF9ndnRfZGVidWdmc19pbml0KGd2dCk7Ci0JaWYgKHJldCkKLQkJZ3Z0X2Vycigi ZGVidWdmcyByZWdpc3RyYXRpb24gZmFpbGVkLCBnbyBvbi5cbiIpOworCWludGVsX2d2dF9kZWJ1 Z2ZzX2luaXQoZ3Z0KTsKIAogCWd2dF9kYmdfY29yZSgiZ3Z0IGRldmljZSBpbml0aWFsaXphdGlv biBpcyBkb25lXG4iKTsKIAlkZXZfcHJpdi0+Z3Z0ID0gZ3Z0OwpkaWZmIC0tZ2l0IGEvZHJpdmVy cy9ncHUvZHJtL2k5MTUvZ3Z0L2d2dC5oIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZ3Z0L2d2dC5o CmluZGV4IGY1YTMyOGI1MjkwYS4uYjczYzdlNjNiMmQ1IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9ndnQvZ3Z0LmgKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZ3Z0L2d2dC5o CkBAIC02ODIsOSArNjgyLDkgQEAgc3RhdGljIGlubGluZSB2b2lkIGludGVsX2d2dF9tbWlvX3Nl dF9pbl9jdHgoCiAJZ3Z0LT5tbWlvLm1taW9fYXR0cmlidXRlW29mZnNldCA+PiAyXSB8PSBGX0lO X0NUWDsKIH0KIAotaW50IGludGVsX2d2dF9kZWJ1Z2ZzX2FkZF92Z3B1KHN0cnVjdCBpbnRlbF92 Z3B1ICp2Z3B1KTsKK3ZvaWQgaW50ZWxfZ3Z0X2RlYnVnZnNfYWRkX3ZncHUoc3RydWN0IGludGVs X3ZncHUgKnZncHUpOwogdm9pZCBpbnRlbF9ndnRfZGVidWdmc19yZW1vdmVfdmdwdShzdHJ1Y3Qg aW50ZWxfdmdwdSAqdmdwdSk7Ci1pbnQgaW50ZWxfZ3Z0X2RlYnVnZnNfaW5pdChzdHJ1Y3QgaW50 ZWxfZ3Z0ICpndnQpOwordm9pZCBpbnRlbF9ndnRfZGVidWdmc19pbml0KHN0cnVjdCBpbnRlbF9n dnQgKmd2dCk7CiB2b2lkIGludGVsX2d2dF9kZWJ1Z2ZzX2NsZWFuKHN0cnVjdCBpbnRlbF9ndnQg Kmd2dCk7CiAKIApkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvZ3Z0L2t2bWd0LmMg Yi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9ndnQva3ZtZ3QuYwppbmRleCBhNjhhZGRmOTVjMjMuLjNj MjZmYjI4YTJkMSAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvZ3Z0L2t2bWd0LmMK KysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZ3Z0L2t2bWd0LmMKQEAgLTE3OTgsOSArMTc5OCw2 IEBAIHN0YXRpYyBpbnQga3ZtZ3RfZ3Vlc3RfaW5pdChzdHJ1Y3QgbWRldl9kZXZpY2UgKm1kZXYp CiAJCQkJCQkia3ZtZ3RfbnJfY2FjaGVfZW50cmllcyIsCiAJCQkJCQkwNDQ0LCB2Z3B1LT5kZWJ1 Z2ZzLAogCQkJCQkJJnZncHUtPnZkZXYubnJfY2FjaGVfZW50cmllcyk7Ci0JaWYgKCFpbmZvLT5k ZWJ1Z2ZzX2NhY2hlX2VudHJpZXMpCi0JCWd2dF92Z3B1X2VycigiQ2Fubm90IGNyZWF0ZSBrdm1n dCBkZWJ1Z2ZzIGVudHJ5XG4iKTsKLQogCXJldHVybiAwOwogfQogCmRpZmYgLS1naXQgYS9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9ndnQvdmdwdS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZ3Z0L3Zn cHUuYwppbmRleCA0NGNlM2MyYjlhYzEuLmQ1YTZlNGUzZDBmZCAxMDA2NDQKLS0tIGEvZHJpdmVy cy9ncHUvZHJtL2k5MTUvZ3Z0L3ZncHUuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9ndnQv dmdwdS5jCkBAIC00MjAsOSArNDIwLDcgQEAgc3RhdGljIHN0cnVjdCBpbnRlbF92Z3B1ICpfX2lu dGVsX2d2dF9jcmVhdGVfdmdwdShzdHJ1Y3QgaW50ZWxfZ3Z0ICpndnQsCiAJaWYgKHJldCkKIAkJ Z290byBvdXRfY2xlYW5fc3VibWlzc2lvbjsKIAotCXJldCA9IGludGVsX2d2dF9kZWJ1Z2ZzX2Fk ZF92Z3B1KHZncHUpOwotCWlmIChyZXQpCi0JCWdvdG8gb3V0X2NsZWFuX3NjaGVkX3BvbGljeTsK KwlpbnRlbF9ndnRfZGVidWdmc19hZGRfdmdwdSh2Z3B1KTsKIAogCXJldCA9IGludGVsX2d2dF9o eXBlcnZpc29yX3NldF9vcHJlZ2lvbih2Z3B1KTsKIAlpZiAocmV0KQotLSAKMi4yMi4wCgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFp bGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZng=