From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sudip Mukherjee Subject: [PATCH RESEND 1/3] drm/i915: use error path Date: Thu, 8 Oct 2015 19:27:59 +0530 Message-ID: <1444312681-10149-1-git-send-email-sudipm.mukherjee@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: David Airlie , Daniel Vetter Cc: intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Daniel Vetter , Sudip Mukherjee List-Id: intel-gfx@lists.freedesktop.org VXNlIGdvdG8gdG8gaGFuZGxlIHRoZSBlcnJvciBwYXRoIHRvIGF2b2lkIGR1cGxpY2F0aW5nIHRo ZSBzYW1lIGNvZGUuIEluCnRoZSBlcnJvciBwYXRoIGludGVsX2RpZ19wb3J0IGlzIHRoZSBsYXN0 IG9uZSB0byBiZSByZWxlYXNlZCBhcyBpdCB3YXMKdGhlIGZpcnN0IG9uZSB0byBiZSBhbGxvY2F0 ZWQgYW5kIGlkZWFsbHkgdGhlIGVycm9yIHBhdGggc2hvdWxkIGJlIHRoZQpyZXZlcnNlIG9mIHRo ZSBleGVjdXRpb24gcGF0aC4KCkNjOiBEYW5pZWwgVmV0dGVyIDxkYW5pZWwudmV0dGVyQGludGVs LmNvbT4KQ2M6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBsaW51eC5pbnRlbC5jb20+ClNpZ25l ZC1vZmYtYnk6IFN1ZGlwIE11a2hlcmplZSA8c3VkaXBAdmVjdG9yaW5kaWEub3JnPgotLS0KClNl bnQgb24gMjcvMDcvMjAxNQoKIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgfCAyMyAr KysrKysrKysrKysrKy0tLS0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDE0IGluc2VydGlvbnMoKyks IDkgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf ZHAuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKaW5kZXggOGQzNGNhNy4uMThi Y2ZiZSAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYworKysgYi9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCkBAIC02MTY4LDEwICs2MTY4LDggQEAgaW50 ZWxfZHBfaW5pdChzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCBpbnQgb3V0cHV0X3JlZywgZW51bSBw b3J0IHBvcnQpCiAJCXJldHVybjsKIAogCWludGVsX2Nvbm5lY3RvciA9IGludGVsX2Nvbm5lY3Rv cl9hbGxvYygpOwotCWlmICghaW50ZWxfY29ubmVjdG9yKSB7Ci0JCWtmcmVlKGludGVsX2RpZ19w b3J0KTsKLQkJcmV0dXJuOwotCX0KKwlpZiAoIWludGVsX2Nvbm5lY3RvcikKKwkJZ290byBlcnJf Y29ubmVjdG9yX2FsbG9jOwogCiAJaW50ZWxfZW5jb2RlciA9ICZpbnRlbF9kaWdfcG9ydC0+YmFz ZTsKIAllbmNvZGVyID0gJmludGVsX2VuY29kZXItPmJhc2U7CkBAIC02MjE5LDExICs2MjE3LDE4 IEBAIGludGVsX2RwX2luaXQoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgaW50IG91dHB1dF9yZWcs IGVudW0gcG9ydCBwb3J0KQogCWludGVsX2RpZ19wb3J0LT5ocGRfcHVsc2UgPSBpbnRlbF9kcF9o cGRfcHVsc2U7CiAJZGV2X3ByaXYtPmhvdHBsdWcuaXJxX3BvcnRbcG9ydF0gPSBpbnRlbF9kaWdf cG9ydDsKIAotCWlmICghaW50ZWxfZHBfaW5pdF9jb25uZWN0b3IoaW50ZWxfZGlnX3BvcnQsIGlu dGVsX2Nvbm5lY3RvcikpIHsKLQkJZHJtX2VuY29kZXJfY2xlYW51cChlbmNvZGVyKTsKLQkJa2Zy ZWUoaW50ZWxfZGlnX3BvcnQpOwotCQlrZnJlZShpbnRlbF9jb25uZWN0b3IpOwotCX0KKwlpZiAo IWludGVsX2RwX2luaXRfY29ubmVjdG9yKGludGVsX2RpZ19wb3J0LCBpbnRlbF9jb25uZWN0b3Ip KQorCQlnb3RvIGVycl9pbml0X2Nvbm5lY3RvcjsKKworCXJldHVybjsKKworZXJyX2luaXRfY29u bmVjdG9yOgorCWRybV9lbmNvZGVyX2NsZWFudXAoZW5jb2Rlcik7CisJa2ZyZWUoaW50ZWxfY29u bmVjdG9yKTsKK2Vycl9jb25uZWN0b3JfYWxsb2M6CisJa2ZyZWUoaW50ZWxfZGlnX3BvcnQpOwor CisJcmV0dXJuOwogfQogCiB2b2lkIGludGVsX2RwX21zdF9zdXNwZW5kKHN0cnVjdCBkcm1fZGV2 aWNlICpkZXYpCi0tIAoxLjkuMQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRl c2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9k cmktZGV2ZWwK