[PATCH] video: fbdev: sm501fb: onvert sysfs snprintf to sysfs_emit

From: Xuezhi Zhang <redacted>

Follow the advice of the Documentation/filesystems/sysfs.rst
and show() should only use sysfs_emit() or sysfs_emit_at()
when formatting the value to be returned to user space.

Signed-off-by: Xuezhi Zhang <redacted>
---
 drivers/video/fbdev/sm501fb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c
index fce6cfbadfd6..f743bfbde2a6 100644
--- a/drivers/video/fbdev/sm501fb.c
+++ b/drivers/video/fbdev/sm501fb.c

@@ -1166,7 +1166,7 @@ static ssize_t sm501fb_crtsrc_show(struct device *dev,
 	ctrl = smc501_readl(info->regs + SM501_DC_CRT_CONTROL);
 	ctrl &= SM501_DC_CRT_CONTROL_SEL;
 
-	return snprintf(buf, PAGE_SIZE, "%s\n", ctrl ? "crt" : "panel");
+	return sysfs_emit(buf, "%s\n", ctrl ? "crt" : "panel");
 }
 
 /* sm501fb_crtsrc_show

-- 
2.25.1