[bootlin/training-materials updates] master: kernel: serial: Fix build warning with 32-bit compiler (75440694)

[Miquel Raynal]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/754406944cbd1bf8e83be3669ccbf71593e83c62

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commit 754406944cbd1bf8e83be3669ccbf71593e83c62
Author: Miquel Raynal <miquel.raynal at bootlin.com>
Date:   Tue Aug 3 10:37:55 2021 +0200

    kernel: serial: Fix build warning with 32-bit compiler
    
    Fixes: c87c070b ("kernel: serial: Fix a build warning")
    Signed-off-by: Miquel Raynal <miquel.raynal at bootlin.com>


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754406944cbd1bf8e83be3669ccbf71593e83c62
 labs/kernel-serial-output/kernel-serial-output.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/labs/kernel-serial-output/kernel-serial-output.tex b/labs/kernel-serial-output/kernel-serial-output.tex
index a044efae..9503c87f 100644
--- a/labs/kernel-serial-output/kernel-serial-output.tex
+++ b/labs/kernel-serial-output/kernel-serial-output.tex
@@ -70,7 +70,7 @@ struct resource *res;
 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 /* Error handling */
 [...]
-devm_kasprintf(&pdev->dev, GFP_KERNEL, "serial-\%llx", res->start);
+devm_kasprintf(&pdev->dev, GFP_KERNEL, "serial-\%x", res->start);
   \end{verbatim}
   \kfunc{devm_kasprintf} allocates a buffer and runs \kfunc{kasprintf}
   to fill its contents. \kfunc{platform_get_resource} is used to