linux-kernel - [PATCH v3 16/26] media: au0828: Use umin macro

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Mon, 29 Apr 2024 15:04:55 +0000
From: Ricardo Ribalda <ribalda@...omium.org>
To: Martin Tuma <martin.tuma@...iteqautomotive.com>, 
 Mauro Carvalho Chehab <mchehab@...nel.org>, 
 Laurent Pinchart <laurent.pinchart@...asonboard.com>, 
 Hugues Fruchet <hugues.fruchet@...s.st.com>, 
 Alain Volmat <alain.volmat@...s.st.com>, 
 Maxime Coquelin <mcoquelin.stm32@...il.com>, 
 Alexandre Torgue <alexandre.torgue@...s.st.com>, 
 Paul Kocialkowski <paul.kocialkowski@...tlin.com>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Chen-Yu Tsai <wens@...e.org>, Jernej Skrabec <jernej.skrabec@...il.com>, 
 Samuel Holland <samuel@...lland.org>, 
 Sakari Ailus <sakari.ailus@...ux.intel.com>, 
 Thierry Reding <thierry.reding@...il.com>, 
 Jonathan Hunter <jonathanh@...dia.com>, 
 Sowjanya Komatineni <skomatineni@...dia.com>, 
 Luca Ceresoli <luca.ceresoli@...tlin.com>, 
 Matthias Brugger <matthias.bgg@...il.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
 Hans Verkuil <hverkuil@...all.nl>, Sergey Kozlov <serjk@...up.ru>, 
 Abylay Ospan <aospan@...up.ru>, 
 Ezequiel Garcia <ezequiel@...guardiasur.com.ar>, 
 Dmitry Osipenko <digetx@...il.com>, 
 Benjamin Mugnier <benjamin.mugnier@...s.st.com>, 
 Sylvain Petinot <sylvain.petinot@...s.st.com>, 
 Stanimir Varbanov <stanimir.k.varbanov@...il.com>, 
 Vikash Garodia <quic_vgarodia@...cinc.com>, 
 Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: linux-media@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-stm32@...md-mailman.stormreply.com, 
 linux-arm-kernel@...ts.infradead.org, linux-staging@...ts.linux.dev, 
 linux-sunxi@...ts.linux.dev, linux-tegra@...r.kernel.org, 
 linux-mediatek@...ts.infradead.org, linux-arm-msm@...r.kernel.org, 
 Ricardo Ribalda <ribalda@...omium.org>
Subject: [PATCH v3 16/26] media: au0828: Use umin macro

Simplifies the code.

Found by cocci:
drivers/media/usb/au0828/au0828-video.c:605:11-12: WARNING opportunity for min()

Signed-off-by: Ricardo Ribalda <ribalda@...omium.org>
---
 drivers/media/usb/au0828/au0828-video.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c
index fd9fc43d47e0..2ec49ea479d5 100644
--- a/drivers/media/usb/au0828/au0828-video.c
+++ b/drivers/media/usb/au0828/au0828-video.c
@@ -602,10 +602,7 @@ static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb)
 		vbi_field_size = dev->vbi_width * dev->vbi_height * 2;
 		if (dev->vbi_read < vbi_field_size) {
 			remain  = vbi_field_size - dev->vbi_read;
-			if (len < remain)
-				lencopy = len;
-			else
-				lencopy = remain;
+			lencopy = umin(len, remain);
 
 			if (vbi_buf != NULL)
 				au0828_copy_vbi(dev, vbi_dma_q, vbi_buf, p,

-- 
2.44.0.769.g3c40516874-goog