coding-style.rst: Avoid comma statements

Commas are not how statements are terminated.
Always use semicolons and braces if necessary.

Signed-off-by: Joe Perches <joe@perches.com>
Link: https://lore.kernel.org/r/2a97b738bba335434461a5a918053a49c1fb6af4.1598331148.git.joe@perches.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

diff --git a/Documentation/process/coding-style.rst b/Documentation/process/coding-style.rst
index 98227226c4e5f24dfb45550d3ccb718fa7e2208e..a1e061149e0d1892eb361f7c247b2b3561f198e1 100644 (file)
--- a/Documentation/process/coding-style.rst
+++ b/Documentation/process/coding-style.rst
@@ -69,9 +69,26 @@ something to hide:
        if (condition) do_this;
          do_something_everytime;
 
+Don't use commas to avoid using braces:
+
+.. code-block:: c
+
+       if (condition)
+               do_this(), do_that();
+
+Always uses braces for multiple statements:
+
+.. code-block:: c
+
+       if (condition) {
+               do_this();
+               do_that();
+       }
+
 Don't put multiple assignments on a single line either.  Kernel coding style
 is super simple.  Avoid tricky expressions.
 
+
 Outside of comments, documentation and except in Kconfig, spaces are never
 used for indentation, and the above example is deliberately broken.