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* [PATCH] alloc_vmap_area: fix memory leak
@ 2009-05-04 14:37 Ralph Wuerthner
  2009-05-04 16:15 ` Christoph Lameter
  0 siblings, 1 reply; 3+ messages in thread
From: Ralph Wuerthner @ 2009-05-04 14:37 UTC (permalink / raw)
  To: linux-mm, linux-kernel

[PATCH] alloc_vmap_area: fix memory leak

From: Ralph Wuerthner <ralphw@linux.vnet.ibm.com>

If alloc_vmap_area() fails the allocated struct vmap_area has to be
freed.

Signed-off-by: Ralph Wuerthner <ralphw@linux.vnet.ibm.com>

---
 mm/vmalloc.c |    1 +
 1 file changed, 1 insertion(+)

Index: linux-2.6/mm/vmalloc.c
===================================================================
--- linux-2.6.orig/mm/vmalloc.c
+++ linux-2.6/mm/vmalloc.c
@@ -402,6 +402,7 @@ overflow:
 			printk(KERN_WARNING
 				"vmap allocation for size %lu failed: "
 				"use vmalloc=<size> to increase size.\n", size);
+		kfree(va);
 		return ERR_PTR(-EBUSY);
 	}
 


-- 
Ralph Wuerthner

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^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2009-05-05  1:00 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2009-05-04 14:37 [PATCH] alloc_vmap_area: fix memory leak Ralph Wuerthner
2009-05-04 16:15 ` Christoph Lameter
2009-05-05  1:00   ` Minchan Kim

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