From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751493AbdFBNyu (ORCPT ); Fri, 2 Jun 2017 09:54:50 -0400 Received: from mail-wm0-f54.google.com ([74.125.82.54]:36984 "EHLO mail-wm0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751125AbdFBNyt (ORCPT ); Fri, 2 Jun 2017 09:54:49 -0400 From: Ard Biesheuvel To: linux-efi@vger.kernel.org, Ingo Molnar , Thomas Gleixner , "H . Peter Anvin" Cc: Jan Kiszka , Ard Biesheuvel , linux-kernel@vger.kernel.org Subject: [PATCH 03/13] efi/capsule: Remove pr_debug on ENOMEM or EFAULT Date: Fri, 2 Jun 2017 13:51:57 +0000 Message-Id: <20170602135207.21708-4-ard.biesheuvel@linaro.org> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170602135207.21708-1-ard.biesheuvel@linaro.org> References: <20170602135207.21708-1-ard.biesheuvel@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jan Kiszka Both cases are not worth a debug log message - the error code is telling enough. Signed-off-by: Jan Kiszka Reviewed-by: Matt Fleming Signed-off-by: Ard Biesheuvel --- drivers/firmware/efi/capsule-loader.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) diff --git a/drivers/firmware/efi/capsule-loader.c b/drivers/firmware/efi/capsule-loader.c index 91e91f7a8807..7b57dda2417d 100644 --- a/drivers/firmware/efi/capsule-loader.c +++ b/drivers/firmware/efi/capsule-loader.c @@ -88,10 +88,8 @@ static ssize_t efi_capsule_setup_info(struct capsule_info *cap_info, temp_page = krealloc(cap_info->pages, pages_needed * sizeof(void *), GFP_KERNEL | __GFP_ZERO); - if (!temp_page) { - pr_debug("%s: krealloc() failed\n", __func__); + if (!temp_page) return -ENOMEM; - } cap_info->pages = temp_page; cap_info->header_obtained = true; @@ -111,10 +109,8 @@ static ssize_t efi_capsule_submit_update(struct capsule_info *cap_info) cap_hdr_temp = vmap(cap_info->pages, cap_info->index, VM_MAP, PAGE_KERNEL); - if (!cap_hdr_temp) { - pr_debug("%s: vmap() failed\n", __func__); + if (!cap_hdr_temp) return -ENOMEM; - } ret = efi_capsule_update(cap_hdr_temp, cap_info->pages); vunmap(cap_hdr_temp); @@ -171,7 +167,6 @@ static ssize_t efi_capsule_write(struct file *file, const char __user *buff, if (!cap_info->page_bytes_remain) { page = alloc_page(GFP_KERNEL); if (!page) { - pr_debug("%s: alloc_page() failed\n", __func__); ret = -ENOMEM; goto failed; } @@ -184,7 +179,6 @@ static ssize_t efi_capsule_write(struct file *file, const char __user *buff, kbuff = kmap(page); if (!kbuff) { - pr_debug("%s: kmap() failed\n", __func__); ret = -ENOMEM; goto failed; } @@ -193,7 +187,6 @@ static ssize_t efi_capsule_write(struct file *file, const char __user *buff, /* Copy capsule binary data from user space to kernel space buffer */ write_byte = min_t(size_t, count, cap_info->page_bytes_remain); if (copy_from_user(kbuff, buff, write_byte)) { - pr_debug("%s: copy_from_user() failed\n", __func__); ret = -EFAULT; goto fail_unmap; } -- 2.9.3