[PATCH] sctp: dont cast void* from kmalloc()

From: Thomas Meyer
Date: Sat Aug 13 2011 - 10:12:58 EST


From: Thomas Meyer <thomas@xxxxxxxx>

Casting (void *) value returned by kmalloc is useless
as mentioned in Documentation/CodingStyle, Chap 14.

The semantic patch that makes this output is available
in scripts/coccinelle/api/alloc/drop_kmalloc_cast.cocci.

More information about semantic patching is available at
http://coccinelle.lip6.fr/

Signed-off-by: Thomas Meyer <thomas@xxxxxxxx>
---

diff -u -p a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
--- a/include/net/sctp/sctp.h 2011-07-26 00:46:11.646827854 +0200
+++ b/include/net/sctp/sctp.h 2011-08-01 19:40:06.389592439 +0200
@@ -559,7 +559,7 @@ for (pos = chunk->subh.fwdtsn_hdr->skip;
#define WORD_ROUND(s) (((s)+3)&~3)

/* Make a new instance of type. */
-#define t_new(type, flags) (type *)kzalloc(sizeof(type), flags)
+#define t_new(type, flags) kzalloc(sizeof(type), flags)

/* Compare two timevals. */
#define tv_lt(s, t) \


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