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CVE-2022-50106

powerpc/cell/axon_msi: Fix refcount leak in setup_msi_msg_address

EPSS 0.2%
In the Linux kernel, the following vulnerability has been resolved: powerpc/cell/axon_msi: Fix refcount leak in setup_msi_msg_address of_get_next_parent() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() in the error path to avoid refcount leak.
Affected products
Linux · Linux

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References
https://git.kernel.org/stable/c/00dc7cbbb558955ff410fd392cc9b0366eb06df0https://git.kernel.org/stable/c/02ed44125d7a7238999750ca126b60f8dd7a88b1https://git.kernel.org/stable/c/51cf876b11fb6ca06f69e9d1de58f892d1522e9dhttps://git.kernel.org/stable/c/5eaa93caa63abf382b319dbe2f032232026740c2https://git.kernel.org/stable/c/6263ec8032c411b8ef6b7f00198cb18c855ee6cbhttps://git.kernel.org/stable/c/af41cff4ada533b1cf40de6c468ba164fd32c22dhttps://git.kernel.org/stable/c/df5d4b616ee76abc97e5bd348e22659c2b095b1chttps://git.kernel.org/stable/c/f388643657cd5a04dc47a68d85321876c5b4c208