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

[Greg Kroah-Hartman]

From: Navid Emamdoost <navid.emamdo...@gmail.com>

[ 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.emamdo...@gmail.com>
Signed-off-by: Sean Young <s...@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+sams...@kernel.org>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 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