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-rw-r--r--meta-rcar-gen3-adas/recipes-kernel/kernel-module-mmngr/files/0001-free-dma-buf-on-error.patch23
1 files changed, 23 insertions, 0 deletions
diff --git a/meta-rcar-gen3-adas/recipes-kernel/kernel-module-mmngr/files/0001-free-dma-buf-on-error.patch b/meta-rcar-gen3-adas/recipes-kernel/kernel-module-mmngr/files/0001-free-dma-buf-on-error.patch
new file mode 100644
index 0000000..e41f141
--- /dev/null
+++ b/meta-rcar-gen3-adas/recipes-kernel/kernel-module-mmngr/files/0001-free-dma-buf-on-error.patch
@@ -0,0 +1,23 @@
+From 9362c86c52dcd1577e07f01604e1a7b363c504ca Mon Sep 17 00:00:00 2001
+From: Roman Meshkevich <roman.meshkevich@cogentembedded.com>
+Date: Wed, 22 Feb 2017 01:27:51 +0300
+Subject: [PATCH] unref dma_fb descriptor
+
+---
+ mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf/drv/mmngr_buf_drv.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf/drv/mmngr_buf_drv.c b/mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf/drv/mmngr_buf_drv.c
+index 2e260cb..6a4d0a6 100644
+--- a/mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf/drv/mmngr_buf_drv.c
++++ b/mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf/drv/mmngr_buf_drv.c
+@@ -99,6 +99,7 @@ static int close(struct inode *inode, struct file *file)
+ if (priv->attach) {
+ pr_err("detach@close\n");
+ dma_buf_detach(priv->dma_buf, priv->attach);
++ dma_buf_put(priv->dma_buf);
+ }
+
+ kfree(priv);
+--
+2.7.4 \ No newline at end of file