From: Martyn Welch <martyn.welch@ge.com>
Date: Thu, 6 Jun 2013 11:29:16 +0000 (+0100)
Subject: vme: Free DMA resource allocation structure
X-Git-Tag: firefly_0821_release~176^2~5844^2~52
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=fd5c25614012ccad75ef505982af4d6c08d0df83;p=firefly-linux-kernel-4.4.55.git

vme: Free DMA resource allocation structure

There is a memory leak in the function vme_dma_free(). The resource
structure allocated in vme_dma_request() needs to be free'd in
vme_dma_free().

Reported-by: De Roo, Steven <steven.deroo@arcelormittal.com>
Signed-off-by: Martyn Welch <martyn.welch@ge.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/vme/vme.c b/drivers/vme/vme.c
index 5e6c7d74e19f..f6856b427496 100644
--- a/drivers/vme/vme.c
+++ b/drivers/vme/vme.c
@@ -959,6 +959,8 @@ int vme_dma_free(struct vme_resource *resource)
 
 	mutex_unlock(&ctrlr->mtx);
 
+	kfree(resource);
+
 	return 0;
 }
 EXPORT_SYMBOL(vme_dma_free);