[PATCH 4.19 02/56] media: rc: prevent memory leak in cx23888_ir_probe

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From: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>

[ Upstream commit a7b2df76b42bdd026e3106cf2ba97db41345a177 ]

In cx23888_ir_probe if kfifo_alloc fails the allocated memory for state
should be released.

Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
Signed-off-by: Sean Young <sean@xxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/media/pci/cx23885/cx23888-ir.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/media/pci/cx23885/cx23888-ir.c b/drivers/media/pci/cx23885/cx23888-ir.c
index 00329f668b590..5177479d13d38 100644
--- a/drivers/media/pci/cx23885/cx23888-ir.c
+++ b/drivers/media/pci/cx23885/cx23888-ir.c
@@ -1178,8 +1178,11 @@ int cx23888_ir_probe(struct cx23885_dev *dev)
 		return -ENOMEM;
 
 	spin_lock_init(&state->rx_kfifo_lock);
-	if (kfifo_alloc(&state->rx_kfifo, CX23888_IR_RX_KFIFO_SIZE, GFP_KERNEL))
+	if (kfifo_alloc(&state->rx_kfifo, CX23888_IR_RX_KFIFO_SIZE,
+			GFP_KERNEL)) {
+		kfree(state);
 		return -ENOMEM;
+	}
 
 	state->dev = dev;
 	sd = &state->sd;
-- 
2.25.1






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