From mboxrd@z Thu Jan 1 00:00:00 1970 From: kbuild test robot Subject: [PATCH] staging: android: ion: fix err_cast.cocci warnings Date: Sat, 30 Mar 2019 21:09:13 +0800 Message-ID: <20190330130913.GA8643@roam> References: <1553884816-37850-1-git-send-email-prime.zeng@hisilicon.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1553884816-37850-1-git-send-email-prime.zeng@hisilicon.com> Sender: linux-kernel-owner@vger.kernel.org Cc: kbuild-all@01.org, labbott@redhat.com, sumit.semwal@linaro.org, devel@driverdev.osuosl.org, Todd Kjos , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, Arve =?iso-8859-1?B?SGr4bm5lduVn?= , prime.zeng@hisilicon.com, Joel Fernandes , Martijn Coenen , Christian Brauner List-Id: dri-devel@lists.freedesktop.org From: kbuild test robot drivers/staging/android/ion/ion.c:427:9-16: WARNING: ERR_CAST can be used with buffer Use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(...)) Generated by: scripts/coccinelle/api/err_cast.cocci Fixes: d51f182d188a ("staging: android: ion: refactory ion_alloc for kernel driver use") CC: Zeng Tao Signed-off-by: kbuild test robot --- url: https://github.com/0day-ci/linux/commits/Zeng-Tao/staging-android-ion-refactory-ion_alloc-for-kernel-driver-use/20190330-071409 ion.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/staging/android/ion/ion.c +++ b/drivers/staging/android/ion/ion.c @@ -424,7 +424,7 @@ struct dma_buf *ion_alloc(size_t len, un return ERR_PTR(-ENODEV); if (IS_ERR(buffer)) - return ERR_PTR(PTR_ERR(buffer)); + return ERR_CAST(buffer); exp_info.ops = &dma_buf_ops; exp_info.size = buffer->size;