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authorQiang Ning <qning0106@126.com>2023-03-30 05:43:53 +0300
committerLee Jones <lee@kernel.org>2023-04-26 13:40:34 +0300
commit96da8f148396329ba769246cb8ceaa35f1ddfc48 (patch)
tree2103008248c2b983ca6867f7ebab83dc3039688b /drivers/mfd
parent2405fbfb384ef39e9560d76d3f6e4c90519f90aa (diff)
downloadlinux-96da8f148396329ba769246cb8ceaa35f1ddfc48.tar.xz
mfd: dln2: Fix memory leak in dln2_probe()
When dln2_setup_rx_urbs() in dln2_probe() fails, error out_free forgets to call usb_put_dev() to decrease the refcount of dln2->usb_dev. Fix this by adding usb_put_dev() in the error handling code of dln2_probe(). Signed-off-by: Qiang Ning <qning0106@126.com> Signed-off-by: Lee Jones <lee@kernel.org> Link: https://lore.kernel.org/r/20230330024353.4503-1-qning0106@126.com
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/dln2.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c
index 6cd0b0c752d6..c3149729cec2 100644
--- a/drivers/mfd/dln2.c
+++ b/drivers/mfd/dln2.c
@@ -827,6 +827,7 @@ out_stop_rx:
dln2_stop_rx_urbs(dln2);
out_free:
+ usb_put_dev(dln2->usb_dev);
dln2_free(dln2);
return ret;