From: Amit Choudhary <amit2030@gmail.com>
To: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: [PATCH] include/linux/slab.h: new KFREE() macro.
Date: Sun, 31 Dec 2006 16:17:49 -0800 [thread overview]
Message-ID: <20061231161749.06e7f746.amit2030@gmail.com> (raw)
Description: new KFREE() macro to set the variable NULL after freeing it.
Signed-off-by: Amit Choudhary <amit2030@gmail.com>
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 1ef822e..28da74c 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -75,6 +75,12 @@ void *__kzalloc(size_t, gfp_t);
void kfree(const void *);
unsigned int ksize(const void *);
+#define KFREE(x) \
+ do { \
+ kfree(x); \
+ x = NULL; \
+ } while(0)
+
/**
* kcalloc - allocate memory for an array. The memory is set to zero.
* @n: number of elements.
next reply other threads:[~2007-01-01 0:17 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-01 0:17 Amit Choudhary [this message]
2007-01-01 3:01 ` [PATCH] include/linux/slab.h: new KFREE() macro Segher Boessenkool
2007-01-01 21:23 ` Pekka Enberg
2007-01-02 9:21 ` Christoph Hellwig
-- strict thread matches above, loose matches on Subject: below --
2007-01-07 8:46 Amit Choudhary
2007-01-07 10:24 ` Christoph Hellwig
2007-01-07 22:43 ` Amit Choudhary
2007-01-07 23:22 ` Vadim Lobanov
2007-01-08 0:02 ` Amit Choudhary
2007-01-08 2:35 ` Vadim Lobanov
2007-01-08 4:09 ` Amit Choudhary
2007-01-08 7:04 ` Vadim Lobanov
2007-01-08 7:29 ` Amit Choudhary
2007-01-08 8:15 ` Vadim Lobanov
2007-01-08 8:47 ` Amit Choudhary
2007-01-08 9:09 ` Al Viro
2007-01-08 7:49 ` Hua Zhong
2007-01-08 8:00 ` Pekka Enberg
2007-01-08 8:31 ` Amit Choudhary
2007-01-08 8:37 ` Al Viro
2007-01-08 8:39 ` Sumit Narayan
2007-01-08 8:44 ` Robert P. J. Day
2007-01-08 8:56 ` Amit Choudhary
2007-01-08 8:45 ` Pekka Enberg
2007-01-08 9:06 ` Amit Choudhary
2007-01-08 9:26 ` Pekka Enberg
2007-01-08 22:43 ` Valdis.Kletnieks
2007-01-09 19:02 ` Amit Choudhary
2007-01-09 19:19 ` Randy Dunlap
2007-01-10 4:57 ` Amit Choudhary
2007-01-09 22:57 ` Valdis.Kletnieks
2007-01-10 0:00 ` Amit Choudhary
2007-01-10 2:43 ` Valdis.Kletnieks
2007-01-08 11:10 ` Jesper Juhl
2007-01-08 8:05 ` Amit Choudhary
2007-01-08 8:12 ` Al Viro
2007-01-08 8:57 ` Hua Zhong
[not found] <7ADs5-25a-11@gated-at.bofh.it>
[not found] ` <7AP02-3l3-13@gated-at.bofh.it>
2007-01-08 18:29 ` Bodo Eggert
2007-07-23 17:55 Amit Choudhary
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