linux-kernel - [PATCH 1/1] mfd: omap-usb-host: Increase size of buffer to include all possible values

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Date: Thu, 11 Jan 2024 16:39:49 +0000
From: Lee Jones <lee@...nel.org>
To: lee@...nel.org
Cc: linux-kernel@...r.kernel.org,
	Tony Lindgren <tony@...mide.com>,
	Keshava Munegowda <keshava_mgowda@...com>,
	Roger Quadros <rogerq@...com>,
	linux-omap@...r.kernel.org
Subject: [PATCH 1/1] mfd: omap-usb-host: Increase size of buffer to include all possible values

Avoid these nasty W=1 errors:

  drivers/mfd/omap-usb-host.c: In function ‘usbhs_omap_probe’:
  drivers/mfd/omap-usb-host.c:706:54: error: ‘_clk’ directive output may be truncated writing 4 bytes into a region of size between 1 and 11 [-Werror=format-truncation=]
  drivers/mfd/omap-usb-host.c:705:17: note: ‘snprintf’ output between 24 and 34 bytes into a destination of size 30
  drivers/mfd/omap-usb-host.c:721:56: error: ‘%d’ directive output may be truncated writing between 1 and 11 bytes into a region of size 8 [-Werror=format-truncation=]
  drivers/mfd/omap-usb-host.c:721:33: note: directive argument in the range [-2147483640, 2147483647]
  drivers/mfd/omap-usb-host.c:720:17: note: ‘snprintf’ output between 28 and 38 bytes into a destination of size 30
  drivers/mfd/omap-usb-host.c:731:55: error: ‘%d’ directive output may be truncated writing between 1 and 11 bytes into a region of size 9 [-Werror=format-truncation=]
  drivers/mfd/omap-usb-host.c:731:33: note: directive argument in the range [-2147483640, 2147483647]
  drivers/mfd/omap-usb-host.c:730:17: note: ‘snprintf’ output between 27 and 37 bytes into a destination of size 30

Cc: Tony Lindgren <tony@...mide.com>
Cc: Keshava Munegowda <keshava_mgowda@...com>
Cc: Roger Quadros <rogerq@...com>
Cc: linux-omap@...r.kernel.org
Signed-off-by: Lee Jones <lee@...nel.org>
---
 drivers/mfd/omap-usb-host.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c
index ebc62033db169..949feb03d4f8d 100644
--- a/drivers/mfd/omap-usb-host.c
+++ b/drivers/mfd/omap-usb-host.c
@@ -699,7 +699,7 @@ static int usbhs_omap_probe(struct platform_device *pdev)
 	}
 
 	for (i = 0; i < omap->nports; i++) {
-		char clkname[30];
+		char clkname[40];
 
 		/* clock names are indexed from 1*/
 		snprintf(clkname, sizeof(clkname),
-- 
2.43.0.275.g3460e3d667-goog