[git:media_stage/master] media: cadence: increase buffer size in csi2tx_get_resources()

[Hans Verkuil]

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Subject: media: cadence: increase buffer size in csi2tx_get_resources()
Author:  Hans Verkuil <hverkuil-ci...@xs4all.nl>
Date:    Sat Sep 23 17:20:46 2023 +0200

Fixes this compiler warning:

drivers/media/platform/cadence/cdns-csi2tx.c: In function 
'csi2tx_get_resources':
drivers/media/platform/cadence/cdns-csi2tx.c:485:63: warning: '%u' directive 
output may be truncated writing between 1 and 10 bytes into a region of size 8 
[-Wformat-truncation=]
  485 |                 snprintf(clk_name, sizeof(clk_name), "pixel_if%u_clk", 
i);
      |                                                               ^~
drivers/media/platform/cadence/cdns-csi2tx.c:485:54: note: directive argument 
in the range [0, 4294967294]
  485 |                 snprintf(clk_name, sizeof(clk_name), "pixel_if%u_clk", 
i);
      |                                                      ^~~~~~~~~~~~~~~~
drivers/media/platform/cadence/cdns-csi2tx.c:485:17: note: 'snprintf' output 
between 14 and 23 bytes into a destination of size 16
  485 |                 snprintf(clk_name, sizeof(clk_name), "pixel_if%u_clk", 
i);
      |                 
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Signed-off-by: Hans Verkuil <hverkuil-ci...@xs4all.nl>
Acked-by: Maxime Ripard <mrip...@kernel.org>
Acked-by: Arnd Bergmann <a...@arndb.de>

 drivers/media/platform/cadence/cdns-csi2tx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

---

diff --git a/drivers/media/platform/cadence/cdns-csi2tx.c 
b/drivers/media/platform/cadence/cdns-csi2tx.c
index 1e0400b7803e..cbbb77520112 100644
--- a/drivers/media/platform/cadence/cdns-csi2tx.c
+++ b/drivers/media/platform/cadence/cdns-csi2tx.c
@@ -480,7 +480,7 @@ static int csi2tx_get_resources(struct csi2tx_priv *csi2tx,
        csi2tx->has_internal_dphy = !!(dev_cfg & CSI2TX_DEVICE_CONFIG_HAS_DPHY);
 
        for (i = 0; i < csi2tx->max_streams; i++) {
-               char clk_name[16];
+               char clk_name[23];
 
                snprintf(clk_name, sizeof(clk_name), "pixel_if%u_clk", i);
                csi2tx->pixel_clk[i] = devm_clk_get(&pdev->dev, clk_name);

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