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| author | Wentao Liang <vulab@iscas.ac.cn> | 2026-09-17 13:24:59 +0000 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2026-10-14 15:35:45 -0500 |
| commit | 73d3d81832708137ba6332fc011663feaf97deee (patch) | |
| tree | 8bbde24cfb5f91ef83d55bd3079b76729c25b114 /tools/perf/scripts/python/syscall-counts.py | |
| parent | cee9395acd8043be0644b25c34bfa86623f2b935 (diff) | |
| download | lwn-73d3d81832708137ba6332fc011663feaf97deee.tar.gz lwn-73d3d81832708137ba6332fc011663feaf97deee.zip | |
PCI: xilinx-xdma: Fix device node reference leak in xilinx_pl_dma_pcie_init_irq_domain()
xilinx_pl_dma_pcie_init_irq_domain() takes a reference to the PCIe
interrupt-controller child node with of_get_child_by_name(), but the
error paths after the two irq_domain_create_linear() calls and after
xilinx_pl_dma_pcie_init_msi_irq_domain() return directly without
dropping it. irq_domain_create_linear() gets its own reference on the
fwnode, so the domains do not consume the caller's one.
Add an err_put_node label that drops the reference before returning.
Fixes: 8d786149d78c ("PCI: xilinx-xdma: Add Xilinx XDMA Root Port driver")
Signed-off-by: Wentao Liang <vulab@iscas.ac.cn>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: stable@vger.kernel.org
Link: https://patch.msgid.link/20260917132459.2153240-1-vulab@iscas.ac.cn
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
0 files changed, 0 insertions, 0 deletions