linux-kernel - [PATCH] media: atomisp: align sizes returned by g

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Message-Id: <5682e37ff93ec19c0fbc5dd6614d6f57281ea663.1635839008.git.mchehab+huawei@kernel.org>
Date:   Tue,  2 Nov 2021 07:43:31 +0000
From:   Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To:     unlisted-recipients:; (no To-header on input)
Cc:     linuxarm@...wei.com, mauro.chehab@...wei.com,
        Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Arnd Bergmann <arnd@...db.de>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Ingo Molnar <mingo@...nel.org>,
        Kaixu Xia <kaixuxia@...cent.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Tsuchiya Yuto <kitakar@...il.com>,
        linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        linux-staging@...ts.linux.dev
Subject: [PATCH] media: atomisp: align sizes returned by g_fmt

Repeat the same round logic used inside s_fmt here, for the sake
of sanity.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
 drivers/staging/media/atomisp/pci/atomisp_ioctl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
index 936516daec7d..8df052f6190d 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
@@ -892,8 +892,8 @@ static int atomisp_g_fmt_cap(struct file *file, void *fh,
 	}
 
 	depth = atomisp_get_pixel_depth(f->fmt.pix.pixelformat);
-	f->fmt.pix.bytesperline = (f->fmt.pix.width * depth) >> 3;
-	f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline;
+	f->fmt.pix.bytesperline = DIV_ROUND_UP(f->fmt.pix.width * depth, 8);
+	f->fmt.pix.sizeimage = PAGE_ALIGN(f->fmt.pix.height * f->fmt.pix.bytesperline);
 
 	/*
 	 * FIXME: do we need to setup this differently, depending on the
-- 
2.31.1