linux-kernel - [PATCH 72/99] fbdev/sisfb: Constify mode string

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Date:   Mon,  6 Mar 2023 16:59:49 +0100
From:   Thomas Zimmermann <tzimmermann@...e.de>
To:     deller@....de, paulus@...ba.org, benh@...nel.crashing.org,
        linux@...linux.org.uk, pjones@...hat.com, timur@...nel.org,
        adaplas@...il.com, s.hauer@...gutronix.de, shawnguo@...nel.org,
        mbroemme@...mpq.org, thomas@...ischhofer.net,
        James.Bottomley@...senPartnership.com, spock@...too.org,
        sudipm.mukherjee@...il.com, teddy.wang@...iconmotion.com,
        geert+renesas@...der.be, corbet@....net
Cc:     linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org,
        Thomas Zimmermann <tzimmermann@...e.de>
Subject: [PATCH 72/99] fbdev/sisfb: Constify mode string

Constify the intenal video-mode string that is passed around among
functions. The caller owns the memory and callees do not modify its
content. This change will later allow to constify the option string.
No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@...e.de>
---
 drivers/video/fbdev/sis/sis_main.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/video/fbdev/sis/sis_main.c b/drivers/video/fbdev/sis/sis_main.c
index cfba776afcea..c16493d3ac4f 100644
--- a/drivers/video/fbdev/sis/sis_main.c
+++ b/drivers/video/fbdev/sis/sis_main.c
@@ -73,7 +73,7 @@ static int	sisfb_blank(int blank,
 static void sisfb_handle_command(struct sis_video_info *ivideo,
 				 struct sisfb_cmd *sisfb_command);
 
-static void	sisfb_search_mode(char *name, bool quiet);
+static void	sisfb_search_mode(const char *name, bool quiet);
 static int	sisfb_validate_mode(struct sis_video_info *ivideo, int modeindex, u32 vbflags);
 static u8	sisfb_search_refresh_rate(struct sis_video_info *ivideo, unsigned int rate,
 				int index);
@@ -180,12 +180,12 @@ static void sisfb_search_vesamode(unsigned int vesamode, bool quiet)
 		printk(KERN_ERR "sisfb: Invalid VESA mode 0x%x'\n", vesamode);
 }
 
-static void sisfb_search_mode(char *name, bool quiet)
+static void sisfb_search_mode(const char *name, bool quiet)
 {
 	unsigned int j = 0, xres = 0, yres = 0, depth = 0, rate = 0;
 	int i = 0;
 	char strbuf[16], strbuf1[20];
-	char *nameptr = name;
+	const char *nameptr = name;
 
 	/* We don't know the hardware specs yet and there is no ivideo */
 
-- 
2.39.2