[linux] Fix console output on big-endian targets

mcb30 · mcb30 · commit 85700526ec64 · 2026-06-13T16:12:40.000+01:00
Signed-off-by: Michael Brown &lt;mcb30@ipxe.org&gt;
diff --git a/src/interface/linux/linux_console.c b/src/interface/linux/linux_console.c
@@ -43,8 +43,10 @@ FILE_LICENCE(GPL2_OR_LATER);
 
 static void linux_console_putchar(int c)
 {
+	char ch = c;
+
 	/* write to stdout */
-	if (linux_write(1, &c, 1) != 1)
+	if (linux_write(1, &ch, sizeof (ch)) != 1)
 		DBG("linux_console write failed (%s)\n", linux_strerror(linux_errno));
 }
 

Original file line number	Diff line number	Diff line change
`@@ -43,8 +43,10 @@ FILE_LICENCE(GPL2_OR_LATER);`
`43`	`43`
`44`	`44`	`static void linux_console_putchar(int c)`
`45`	`45`	`{`
	`46`	`+ char ch = c;`
	`47`	`+`
`46`	`48`	`/* write to stdout */`
`47`		`- if (linux_write(1, &c, 1) != 1)`
	`49`	`+ if (linux_write(1, &ch, sizeof (ch)) != 1)`
`48`	`50`	`DBG("linux_console write failed (%s)\n", linux_strerror(linux_errno));`
`49`	`51`	`}`
`50`	`52`