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Subject[PATCH v2] misc: fastrpc: fix memory leak
Date
Do the necessary house-keeping if the allocated memory wont be used

Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
---
drivers/misc/fastrpc.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index 98603e235cf0..c790585da14c 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -279,8 +279,11 @@ 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) {
+ mutex_destroy(&buf->lock);
+ kfree(buf);
return -ENOMEM;
+ }

if (fl->sctx && fl->sctx->sid)
buf->phys += ((u64)fl->sctx->sid << 32);
--
2.21.0
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