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Tue, 23 Jun 2026 15:10:40 -0700 (PDT) From: Rodrigo Gobbi To: andy@kernel.org, hansg@kernel.org, mchehab@kernel.org, sakari.ailus@linux.intel.com, gregkh@linuxfoundation.org, feng@innora.ai Cc: ~lkcamp/patches@lists.sr.ht, linux-kernel-mentees@lists.linux.dev, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-staging@lists.linux.dev Subject: [PATCH v3 1/3] staging: media: atomisp: use kvmalloc_objs() in make_histogram() Date: Tue, 23 Jun 2026 19:09:26 -0300 Message-ID: <20260623221028.40238-2-rodrigo.gobbi.7@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20260623221028.40238-1-rodrigo.gobbi.7@gmail.com> References: <20260623221028.40238-1-rodrigo.gobbi.7@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel-mentees@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Replace kvmalloc() with multiply with kvmalloc_objs(), which handles the size multiplication internally with overflow checking, silenting checkpatch warn. Signed-off-by: Rodrigo Gobbi --- drivers/staging/media/atomisp/pci/sh_css_metrics.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/staging/media/atomisp/pci/sh_css_metrics.c b/drivers/staging/media/atomisp/pci/sh_css_metrics.c index edf473dd86ca..90d92ab8d52b 100644 --- a/drivers/staging/media/atomisp/pci/sh_css_metrics.c +++ b/drivers/staging/media/atomisp/pci/sh_css_metrics.c @@ -4,6 +4,8 @@ * Copyright (c) 2015, Intel Corporation. */ +#include + #include "assert_support.h" #include "sh_css_metrics.h" @@ -59,16 +61,13 @@ make_histogram(struct sh_css_pc_histogram *histogram, unsigned int length) return; if (histogram->run) return; - histogram->run = kvmalloc(length * sizeof(*histogram->run), - GFP_KERNEL); + histogram->run = kvmalloc_objs(*histogram->run, length); if (!histogram->run) return; - histogram->stall = kvmalloc(length * sizeof(*histogram->stall), - GFP_KERNEL); + histogram->stall = kvmalloc_objs(*histogram->stall, length); if (!histogram->stall) return; - histogram->msink = kvmalloc(length * sizeof(*histogram->msink), - GFP_KERNEL); + histogram->msink = kvmalloc_objs(*histogram->msink, length); if (!histogram->msink) return; -- 2.48.1