Commit 14b8c057 authored by Joe Hattori's avatar Joe Hattori Committed by Wentao Guan
Browse files

usb: dwc3-am62: Fix an OF node leak in phy_syscon_pll_refclk() 

stable inclusion
from stable-v6.6.76
commit 0962220d7a986c4e00cfc6f35563542a67ff4a69
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/IBW08Q

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=0962220d7a986c4e00cfc6f35563542a67ff4a69



--------------------------------

commit a266462b937beba065e934a563efe13dd246a164 upstream.

phy_syscon_pll_refclk() leaks an OF node obtained by
of_parse_phandle_with_fixed_args(), thus add an of_node_put() call.

Cc: stable <stable@kernel.org>
Fixes: e8784c0a ("drivers: usb: dwc3: Add AM62 USB wrapper driver")
Signed-off-by: default avatarJoe Hattori <joe@pf.is.s.u-tokyo.ac.jp>
Acked-by: default avatarThinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/20250109001638.70033-1-joe@pf.is.s.u-tokyo.ac.jp


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 0962220d7a986c4e00cfc6f35563542a67ff4a69)
Signed-off-by: default avatarWentao Guan <guanwentao@uniontech.com>
parent f33e6eab

drivers/usb/dwc3/dwc3-am62.c

+1 −0
Original line number Diff line number Diff line
@@ -160,6 +160,7 @@ static int phy_syscon_pll_refclk(struct dwc3_am62 *am62) 
	if (ret)

		return ret;



	of_node_put(args.np);

	am62->offset = args.args[0];



	ret = regmap_update_bits(am62->syscon, am62->offset, PHY_PLL_REFCLK_MASK, am62->rate_code);