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Sun, 06 Sep 2026 04:46:33 -0700 (PDT) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: base64 From: Ma Yukun <0x4fe6@gmail.com> To: Herbert Xu Cc: Martin Kaiser , linux-crypto@vger.kernel.org Subject: [PATCH v2] hwrng: imx-rngc - check return value of clk_prepare_enable() Date: Sun, 06 Sep 2026 19:46:29 +0800 Message-ID: <178869518976.1724.8613243679737914482@gmail.com> Y2xrX3ByZXBhcmVfZW5hYmxlKCkgY2FuIGZhaWwgaGVyZSBhbmQgaXRzIHJldHVybiB2YWx1ZSBp cyBjdXJyZW50bHkKaWdub3JlZC4gSWYgdGhlIGNsb2NrIGZhaWxzIHRvIGVuYWJsZSwgdGhlIHBy b2JlIGNvbnRpbnVlcyB0byByZWFkCmZyb20gdGhlIGhhcmR3YXJlIHJlZ2lzdGVycyB3aXRob3V0 IGEgY2xvY2ssIHdoaWNoIGNhbiBjYXVzZSBhIGJ1cwpoYW5nIG9yIGV4dGVybmFsIGFib3J0LgoK Q2hlY2sgdGhlIHJldHVybiB2YWx1ZSBhbmQgZmFpbCBwcm9iZSBpZiB0aGUgY2xvY2sgY2Fubm90 IGJlIGVuYWJsZWQuCgpGaXhlczogMWQ1NDQ5NDQ1YmQwICgiaHdybmc6IG14LXJuZ2MgLSBhZGQg YSBkcml2ZXIgZm9yIEZyZWVzY2FsZSBSTkdDIikKU2lnbmVkLW9mZi1ieTogTWEgWXVrdW4gPDB4 NGZlNkBnbWFpbC5jb20+Ci0tLQp2MjogZml4IHBhdGNoIGZvcm1hdHRpbmcsIGFkZCBtaXNzaW5n IGNvbnRleHQgbGluZQoKIGRyaXZlcnMvY2hhci9od19yYW5kb20vaW14LXJuZ2MuYyB8IDQgKysr LQogMSBmaWxlIGNoYW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQoKZGlmZiAt LWdpdCBhL2RyaXZlcnMvY2hhci9od19yYW5kb20vaW14LXJuZ2MuYyBiL2RyaXZlcnMvY2hhci9o d19yYW5kb20vaW14LXJuZ2MuYwppbmRleCA3NjkzMzI4ZjEuLjU4YmRjN2E2YiAxMDA2NDQKLS0t IGEvZHJpdmVycy9jaGFyL2h3X3JhbmRvbS9pbXgtcm5nYy5jCisrKyBiL2RyaXZlcnMvY2hhci9o d19yYW5kb20vaW14LXJuZ2MuYwpAQCAtMjY2LDcgKzI2Niw5IEBAIHN0YXRpYyBpbnQgX19pbml0 IGlteF9ybmdjX3Byb2JlKHN0cnVjdCBwbGF0Zm9ybV9kZXZpY2UgKnBkZXYpCiAJaWYgKGlycSA8 IDApCiAJCXJldHVybiBpcnE7CiAKLQljbGtfcHJlcGFyZV9lbmFibGUocm5nYy0+Y2xrKTsKKwly ZXQgPSBjbGtfcHJlcGFyZV9lbmFibGUocm5nYy0+Y2xrKTsKKwlpZiAocmV0KQorCQlyZXR1cm4g cmV0OwogCiAJdmVyX2lkID0gcmVhZGwocm5nYy0+YmFzZSArIFJOR0NfVkVSX0lEKTsKIAlybmdf dHlwZSA9IEZJRUxEX0dFVChSTkdfVFlQRSwgdmVyX2lkKTsKLS0gCjIuNDMuMAo=