rpmsg: virtio: Fix possible double free in rpmsg_virtio_add_ctrl_dev()
authorHangyu Hua <hbh25y@gmail.com>
Tue, 26 Apr 2022 06:05:35 +0000 (14:05 +0800)
committerMathieu Poirier <mathieu.poirier@linaro.org>
Tue, 26 Apr 2022 15:25:11 +0000 (09:25 -0600)
commit1680939e9ecf7764fba8689cfb3429c2fe2bb23c
treea5ffff0508f080b68e4f9f88102c6e12d79e6ee3
parentc2eecefec5df1306eafce28ccdf1ca159a552ecc
rpmsg: virtio: Fix possible double free in rpmsg_virtio_add_ctrl_dev()

vch will be free in virtio_rpmsg_release_device() when
rpmsg_ctrldev_register_device() fails. There is no need to call
kfree() again.

Fixes: c486682ae1e2 ("rpmsg: virtio: Register the rpmsg_char device")
Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
Tested-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
Link: https://lore.kernel.org/r/20220426060536.15594-3-hbh25y@gmail.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
drivers/rpmsg/virtio_rpmsg_bus.c