From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rodrigo Vivi Subject: Re: [Intel-gfx] [PATCH] drm/i915: do not return invalid pointers as a *dentry Date: Mon, 4 Feb 2019 10:13:25 -0800 Message-ID: <20190204181325.GB3250@intel.com> References: <20190131131507.GA19807@kroah.com> <20190131175926.GB19523@intel.com> <20190131181702.GA4989@kroah.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20190131181702.GA4989@kroah.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Greg Kroah-Hartman Cc: David Airlie , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBKYW4gMzEsIDIwMTkgYXQgMDc6MTc6MDJQTSArMDEwMCwgR3JlZyBLcm9haC1IYXJ0 bWFuIHdyb3RlOgo+IE9uIFRodSwgSmFuIDMxLCAyMDE5IGF0IDA5OjU5OjI2QU0gLTA4MDAsIFJv ZHJpZ28gVml2aSB3cm90ZToKPiA+IE9uIFRodSwgSmFuIDMxLCAyMDE5IGF0IDAyOjE1OjA3UE0g KzAxMDAsIEdyZWcgS3JvYWgtSGFydG1hbiB3cm90ZToKPiA+ID4gV2hlbiBjYWxsaW5nIGRlYnVn ZnMgZnVuY3Rpb25zLCB0aGV5IGNhbiBub3cgcmV0dXJuIGVycm9yIHZhbHVlcyBpZgo+ID4gPiBz b21ldGhpbmcgd2VudCB3cm9uZy4gIElmIHRoYXQgaGFwcGVucywgcmV0dXJuIGEgTlVMTCBhcyBh ICpkZW50cnkgdG8KPiA+ID4gdGhlIHJlbGF5IGNvcmUgaW5zdGVhZCBvZiBwYXNzaW5nIGl0IGFu IGlsbGVnYWwgcG9pbnRlci4KPiA+ID4gCj4gPiA+IFRoZSByZWxheSBjb3JlIHNob3VsZCBiZSBh YmxlIHRvIGhhbmRsZSBhbiBpbGxlZ2FsIHBvaW50ZXIsIGJ1dCBhZGQgdGhpcwo+ID4gPiBjaGVj ayB0byBiZSBzYWZlLgo+ID4gPiAKPiA+ID4gQ2M6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBs aW51eC5pbnRlbC5jb20+Cj4gPiA+IENjOiBKb29uYXMgTGFodGluZW4gPGpvb25hcy5sYWh0aW5l bkBsaW51eC5pbnRlbC5jb20+Cj4gPiA+IENjOiBSb2RyaWdvIFZpdmkgPHJvZHJpZ28udml2aUBp bnRlbC5jb20+Cj4gPiA+IENjOiBEYXZpZCBBaXJsaWUgPGFpcmxpZWRAbGludXguaWU+Cj4gPiA+ IENjOiBEYW5pZWwgVmV0dGVyIDxkYW5pZWxAZmZ3bGwuY2g+Cj4gPiA+IENjOiBpbnRlbC1nZnhA bGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gPiA+IENjOiBkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCj4gPiA+IFNpZ25lZC1vZmYtYnk6IEdyZWcgS3JvYWgtSGFydG1hbiA8Z3JlZ2toQGxp bnV4Zm91bmRhdGlvbi5vcmc+Cj4gPiA+IC0tLQo+ID4gPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfZ3VjX2xvZy5jIHwgMyArKysKPiA+ID4gIDEgZmlsZSBjaGFuZ2VkLCAzIGluc2VydGlv bnMoKykKPiA+ID4gCj4gPiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9ndWNfbG9nLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9ndWNfbG9nLmMKPiA+ID4g aW5kZXggZDNlYmRiYzAxODJlLi44YmYwMzQ5N2RjZDggMTAwNjQ0Cj4gPiA+IC0tLSBhL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2d1Y19sb2cuYwo+ID4gPiArKysgYi9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9ndWNfbG9nLmMKPiA+ID4gQEAgLTE0MCw2ICsxNDAsOSBAQCBzdGF0aWMg c3RydWN0IGRlbnRyeSAqY3JlYXRlX2J1Zl9maWxlX2NhbGxiYWNrKGNvbnN0IGNoYXIgKmZpbGVu YW1lLAo+ID4gPiAgCj4gPiA+ICAJYnVmX2ZpbGUgPSBkZWJ1Z2ZzX2NyZWF0ZV9maWxlKGZpbGVu YW1lLCBtb2RlLAo+ID4gPiAgCQkJCSAgICAgICBwYXJlbnQsIGJ1ZiwgJnJlbGF5X2ZpbGVfb3Bl cmF0aW9ucyk7Cj4gPiA+ICsJaWYgKElTX0VSUihidWZfZmlsZSkpCj4gPiA+ICsJCXJldHVybiBO VUxMOwo+ID4gCj4gPiBJIHN0aWxsIHNlZSBhIHJldHVybiBOVUxMIGluc2lkZSBkZWJ1Z2ZzX2Ny ZWF0ZV9maWxlIG9uIG1hc3RlciwKPiA+IGJ1dCBwcm9iYWJseSB5b3UgYXJlIGFoZWFkIHdpdGgg c29tZSBjaGFuZ2UgdGhhdCBJIGRpZG4ndCBzZWUgeWV0IHJpZ2h0Pwo+IAo+IFllcywgdGhpcyBw YXRjaCBpcyBpbiBsaW51eC1uZXh0IG5vdyBhbmQgc2hvdWxkIGdvIHRvIExpbnVzIGZvcgo+IDUu MC1maW5hbDoKPiAJaHR0cHM6Ly9naXQua2VybmVsLm9yZy9wdWIvc2NtL2xpbnV4L2tlcm5lbC9n aXQvZ3JlZ2toL2RyaXZlci1jb3JlLmdpdC9jb21taXQvP2g9ZHJpdmVyLWNvcmUtbGludXMmaWQ9 ZmY5ZmI3MmJjMDc3MDVjMDA3OTVjYTQ4NjMxZjdmZmZlMjRkMmM2Ygo+IAo+ID4gSSdtIGp1c3Qg d29uZGVyaW5nIGlmIGl0IHdvdWxkbid0IGJlIGJldHRlciBmb3Igbm93IHRvIGdvIHdpdGgKPiA+ IAo+ID4gaWYgKElTX0VSUl9PUl9OVUxMKGJ1Zl9maWxlKSkKPiAKPiBOb3QgcmVhbGx5LCBiZWNh dXNlIHRoZSBuZXh0IGxpbmUgaXM6Cj4gCj4gPiA+ICAJcmV0dXJuIGJ1Zl9maWxlOwo+IAo+IFNv IGl0J3MgdGhlIHNhbWUgdGhpbmcgOikKPiAKPiA+IGFwcGFyZW50bHkgd2UgYWxzbyBuZWVkIGl0 IG9uIGk5MTVfZGVidWdmcy5jIGk5MTVfZGVidWdmc19yZWdpc3RlcigpCj4gCj4gSSBoYXZlIGEg YnVuY2ggb2YgcGF0Y2hlcyBJJ20gd29ya2luZyBvbiB0byBnbyB0aHJvdWdoIGFuZCBmaXggdXAg YWxsIG9mCj4gdGhpcyAoeW91IHNob3VsZG4ndCBiZSBjaGVja2luZyB0aGUgcmV0dXJuIHZhbHVl IGF0IGFsbCwgdW5sZXNzIHlvdQo+IHJlYWxseSB3YW50IHRvIHVzZSBpdCBhcyBhICJyZWFsIiBk ZW50cnkgYW5kIG5vdCBqdXN0IHNvbWV0aGluZyB0aGF0Cj4gZGVidWdmcyB1c2VzIGludGVybmFs bHkuCj4gCj4gQnV0IGZvciBub3csIHlvdSBzaG91bGQgYmUgZmluZSwgdGhhdCBjYWxsIHdpbGwg b25seSBmYWlsIGlmIHlvdSBhcmUgb3V0Cj4gb2YgbWVtb3J5LCBvciBkaWQgc29tZXRoaW5nIHJl YWxseSB3cm9uZy4KClJldmlld2VkLWJ5OiBSb2RyaWdvIFZpdmkgPHJvZHJpZ28udml2aUBpbnRl bC5jb20+CgpkbyB5b3Ugd2FubmEgcHVzaCB0aGlzIHdpdGggeW91ciBvd24gc3R1ZmYgb3IgZG8g eW91IHdhbnQgbWUgdG8gcGljawp1cCBvbiBkcm0taW50ZWwtbmV4dD8KCj4gCj4gdGhhbmtzLAo+ IAo+IGdyZWcgay1oCj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNr dG9wLm9yZwo+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8v aW50ZWwtZ2Z4Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f CmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpo dHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=