manuals: remove tab characters

As reported by "make sphinx-lint"

Tabs are even removed in Makefile examples,
as Sphinx turns them to spaces anyway in the generated output.

(From yocto-docs rev: 20e9c0c9fad3109567948af6bc40bb0fa2a5552b)

Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Reviewed-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 4 insertions, 4 deletions

diff --git a/documentation/kernel-dev/advanced.rst b/documentation/kernel-dev/advanced.rst
index bcaaaeed14..4c463503f6 100644
--- a/documentation/kernel-dev/advanced.rst
+++ b/documentation/kernel-dev/advanced.rst
@@ -303,8 +303,8 @@ The following listings show the ``build.scc`` file and part of the
                         .
                         .
                         .
-                char *dump_write = NULL, *files_source = NULL;
-                int opt;
+                char *dump_write = NULL, *files_source = NULL;
+                int opt;
       --
       2.10.1
 
diff --git a/documentation/kernel-dev/common.rst b/documentation/kernel-dev/common.rst
index 9a7a1907f6..fda41694dc 100644
--- a/documentation/kernel-dev/common.rst
+++ b/documentation/kernel-dev/common.rst
@@ -1668,10 +1668,10 @@ looks much like the one provided with the ``hello-mod`` template::
    SRC := $(shell pwd)
 
    all:
-        $(MAKE) -C $(KERNEL_SRC) M=$(SRC)
+        $(MAKE) -C $(KERNEL_SRC) M=$(SRC)
 
    modules_install:
-        $(MAKE) -C $(KERNEL_SRC) M=$(SRC) modules_install
+        $(MAKE) -C $(KERNEL_SRC) M=$(SRC) modules_install
    ...
 
 The important point to note here is the :term:`KERNEL_SRC` variable. The