docs: deprecated.rst: Update an example

vmalloc() has a 2-factor form. It is vmalloc_array().
So use another function as an example.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/3484e46180dd2cf05d993ff1a78b481bc2ad1f71.1687723931.git.christophe.jaillet@wanadoo.fr

diff --git a/Documentation/process/deprecated.rst b/Documentation/process/deprecated.rst
index f91b8441f2ef70576c5bad079e631e4077eabed6..1f7f3e6c9cda9f8a813ab19bb5684d24c609de60 100644 (file)
--- a/Documentation/process/deprecated.rst
+++ b/Documentation/process/deprecated.rst
@@ -77,7 +77,7 @@ kzalloc() can be replaced with kcalloc().
 If no 2-factor form is available, the saturate-on-overflow helpers should
 be used::
 
-       bar = vmalloc(array_size(count, size));
+       bar = dma_alloc_coherent(dev, array_size(count, size), &dma, GFP_KERNEL);
 
 Another common case to avoid is calculating the size of a structure with
 a trailing array of others structures, as in::