[PATCH] misc: fastrpc: fix memory leak
From: Jorge Ramirez-Ortiz
Date: Thu Jul 04 2019 - 12:25:18 EST
Deallocate the buffer when no longer required.
Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@xxxxxxxxxx>
---
drivers/misc/fastrpc.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index 98603e235cf0..af8fd2101a1d 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -279,8 +279,10 @@ static int fastrpc_buf_alloc(struct fastrpc_user *fl, struct device *dev,
buf->virt = dma_alloc_coherent(dev, buf->size, (dma_addr_t *)&buf->phys,
GFP_KERNEL);
- if (!buf->virt)
+ if (!buf->virt) {
+ kfree(buf);
return -ENOMEM;
+ }
if (fl->sctx && fl->sctx->sid)
buf->phys += ((u64)fl->sctx->sid << 32);
--
2.21.0