* [PATCH v2] video: fbdev: sm501fb: convert sysfs snprintf to sysfs_emit
@ 2022-10-18 7:47 Xuezhi Zhang
0 siblings, 0 replies; only message in thread
From: Xuezhi Zhang @ 2022-10-18 7:47 UTC (permalink / raw)
To: deller, zhangxuezhi1, wsa+renesas; +Cc: linux-fbdev, dri-devel, linux-kernel
From: Xuezhi Zhang <zhangxuezhi1@coolpad.com>
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 <zhangxuezhi1@coolpad.com>
---
v2:change onvert to convert in subject.
---
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
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