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cpufreq: zynq: Fix refcount leak in zynq_get_revision 

of_find_compatible_node() returns a node pointer with refcount
incremented, we should use of_node_put() on it when done.
Add missing of_node_put() to avoid refcount leak.

Fixes: 00f7dc6363 ("ARM: zynq: Add support for SOC_BUS")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20220605082807.21526-1-linmq006@gmail.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
This commit is contained in:
Miaoqian Lin 2022-06-05 12:28:07 +04:00 committed by Michal Simek
parent f2906aa863
commit d1ff2559ce
1 changed files with 1 additions and 0 deletions
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arch/arm/mach-zynq/common.c
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@ -77,6 +77,7 @@ static int __init zynq_get_revision(void)
} }
zynq_devcfg_base = of_iomap(np, 0); zynq_devcfg_base = of_iomap(np, 0);
of_node_put(np);
if (!zynq_devcfg_base) { if (!zynq_devcfg_base) {
pr_err("%s: Unable to map I/O memory\n", __func__); pr_err("%s: Unable to map I/O memory\n", __func__);
return -1; return -1;