Re: [PATCH] Coccinelle : Script to detect cast after memory allocation

[Joe Perches]

On Sat, 2014-06-14 at 21:15 +0530, Himangi Saraogi wrote:
> This script detects cases of use of cast for the value returned by
> kmalloc, kzalloc, kcalloc, kmem_cache_alloc, kmem_cache_zalloc,
> kmem_cache_alloc_node, kmalloc_node and kzalloc_node and removes
> the cast as it is not useful. This Coccinelle script replaces
> drop_kmalloc_cast.cocci as it removes the casting in more limited
> cases of kmalloc, kzalloc and kcalloc.

Perhaps make this more generic for any void *?

Something like:

@@
void *t;
type other;
@@

-       (other *)t
+       t


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