replace *all* tabs with spaces

There are times when tabs are allowed and times when they are not.
Let's just simply never use tabs for anything. This makes it easy
to find presentations where tabs were accidentally inserted.

Signed-off-by: John Ogness <john.ogness@linutronix.de>

1 files changed, 7 insertions, 7 deletions

diff --git a/kernel-devel/kernel-best-practices/handout_kernel-best-practices_en.tex b/kernel-devel/kernel-best-practices/handout_kernel-best-practices_en.tex
index bd1140b..ac39c19 100644
--- a/kernel-devel/kernel-best-practices/handout_kernel-best-practices_en.tex
+++ b/kernel-devel/kernel-best-practices/handout_kernel-best-practices_en.tex
@@ -18,7 +18,7 @@ orig/hello.c
 \begin{lstlisting}
 int main (int argc, char **argv)
 {
-	return 0;
+    return 0;
 }
 \end{lstlisting}
 
@@ -37,8 +37,8 @@ new/hello.c
 
 int main (int argc, char **argv)
 {
-	printf ("Huhu World\n");
-	return 0;
+    printf ("Huhu World\n");
+    return 0;
 }
 \end{lstlisting}
 
@@ -110,7 +110,7 @@ orig/hello.c
 \begin{lstlisting}
 int main (int argc, char **argv)
 {
-	return 0;
+    return 0;
 }
 \end{lstlisting}
 
@@ -129,8 +129,8 @@ your default editor will be opened, make your changes to the source:
 
 int main (int argc, char **argv)
 {
-	printf ("Huhu World\n");
-	return 0;
+    printf ("Huhu World\n");
+    return 0;
 }
 \end{lstlisting}
 
@@ -219,7 +219,7 @@ orig/hello.c
 \begin{lstlisting}
 int main (int argc, char **argv)
 {
-	return 0;
+    return 0;
 }
 \end{lstlisting}