From: kbuild test robot Subject: [PATCH] hwrng: fix simple_return.cocci warnings Date: Sun, 4 Oct 2015 05:02:30 +0800 Message-ID: <20151003210230.GA71026@lkp-hsx03> References: <201510040505.eDq0KS9w%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kbuild-all-JC7UmRfGjtg@public.gmane.org, Matt Mackall , Herbert Xu , Daniel Thompson , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-crypto-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, patches-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, linaro-kernel-cunTk1MwBs8s++Sfvej+rw@public.gmane.org, Maxime Coquelin , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala To: Daniel Thompson Return-path: Content-Disposition: inline In-Reply-To: <1443904519-24012-3-git-send-email-daniel.thompson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-crypto.vger.kernel.org drivers/char/hw_random/stm32-rng.c:164:1-4: WARNING: end returns can be simpified Simplify a trivial if-return sequence. Possibly combine with a preceding function call. Generated by: scripts/coccinelle/misc/simple_return.cocci CC: Daniel Thompson Signed-off-by: Fengguang Wu --- stm32-rng.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) --- a/drivers/char/hw_random/stm32-rng.c +++ b/drivers/char/hw_random/stm32-rng.c @@ -161,11 +161,7 @@ static int stm32_rng_probe(struct platfo priv->rng.read = stm32_rng_read, priv->rng.priv = (unsigned long) dev; - err = hwrng_register(&priv->rng); - if (err) - return err; - - return 0; + return hwrng_register(&priv->rng); } static const struct of_device_id stm32_rng_match[] = { -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html