linux-kernel - [PATCH 1/2] dmaengine: pl08x: constify pointer to char in filter function

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-next>] [day] [month] [year] [list]

Message-Id: <20240208202742.631307-1-krzysztof.kozlowski@linaro.org>
Date: Thu,  8 Feb 2024 21:27:41 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Vinod Koul <vkoul@...nel.org>,
	dmaengine@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 1/2] dmaengine: pl08x: constify pointer to char in filter function

The opaque argument chan_id passed to filter function is actually
pointer to const memory, so make that obvious in the filter for code
readability and safety.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/dma/amba-pl08x.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index eea8bd33b4b7..fbf048f432bf 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -2239,7 +2239,7 @@ static int pl08x_resume(struct dma_chan *chan)
 bool pl08x_filter_id(struct dma_chan *chan, void *chan_id)
 {
 	struct pl08x_dma_chan *plchan;
-	char *name = chan_id;
+	const char *name = chan_id;
 
 	/* Reject channels for devices not bound to this driver */
 	if (chan->device->dev->driver != &pl08x_amba_driver.drv)
-- 
2.34.1