[PATCH v2 2/3] coccinelle: recognize more devm_* memory allocation functions

From: Yann Droneaud
Date: Mon May 23 2016 - 11:52:25 EST


Updates free/devm_free.cocci to recognize functions added by:

- commit 64c862a839a8 ('devres: add kernel standard devm_k.alloc functions')
- commit e31108cad3de ('devres: introduce API "devm_kstrdup"')
- commit 3046365bb470 ('devres: introduce API "devm_kmemdup')
- commit 43339bed7010 ('devres: Add devm_get_free_pages API')
- commit 75f2a4ead5d5 ('devres: Add devm_kasprintf and devm_kvasprintf API')

See also Documentation/driver-model/devres.txt

Cc: Joe Perches <joe@xxxxxxxxxxx>
Cc: Manish Badarkhe <badarkhe.manish@xxxxxxxxx>
Cc: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
Cc: Eli Billauer <eli.billauer@xxxxxxxxx>
Cc: Himangi Saraogi <himangi774@xxxxxxxxx>
Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Cc: Wolfram Sang <w.sang@xxxxxxxxxxxxxx>
Cc: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
Acked-by: Julia Lawall <julia.lawall@xxxxxxx>
Signed-off-by: Yann Droneaud <ydroneaud@xxxxxxxxxx>
---
scripts/coccinelle/free/devm_free.cocci | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)

diff --git a/scripts/coccinelle/free/devm_free.cocci b/scripts/coccinelle/free/devm_free.cocci
index 83c03adec1c5..3794cd97494b 100644
--- a/scripts/coccinelle/free/devm_free.cocci
+++ b/scripts/coccinelle/free/devm_free.cocci
@@ -29,8 +29,24 @@ expression x;
@@

(
+ x = devm_kmalloc(...)
+|
+ x = devm_kvasprintf(...)
+|
+ x = devm_kasprintf(...)
+|
x = devm_kzalloc(...)
|
+ x = devm_kmalloc_array(...)
+|
+ x = devm_kcalloc(...)
+|
+ x = devm_kstrdup(...)
+|
+ x = devm_kmemdup(...)
+|
+ x = devm_get_free_pages(...)
+|
x = devm_request_irq(...)
|
x = devm_ioremap(...)
@@ -50,6 +66,10 @@ position p;
|
* kzfree@p(x)
|
+* free_pages@p(x, ...)
+|
+* free_page@p(x)
+|
* free_irq@p(x)
|
* iounmap@p(x)
--
2.7.4