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| author | Miaoqian Lin <linmq006@gmail.com> | 2022-04-04 15:53:36 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-04-13 21:59:18 +0300 |
| commit | 599874bbc4ed832ccb578d48ac0ae7344382ef43 (patch) | |
| tree | 625deec0f72b269d3a4371b4705a4720c200aaa8 /drivers/net | |
| parent | 2cb2b3fb20a2a9448285628c6da97a283a5a73b4 (diff) | |
| download | linux-599874bbc4ed832ccb578d48ac0ae7344382ef43.tar.xz | |
dpaa2-ptp: Fix refcount leak in dpaa2_ptp_probe
[ Upstream commit 2b04bd4f03bba021959ca339314f6739710f0954 ]
This node pointer is returned by of_find_compatible_node() with
refcount incremented. Calling of_node_put() to aovid the refcount leak.
Fixes: d346c9e86d86 ("dpaa2-ptp: reuse ptp_qoriq driver")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20220404125336.13427-1-linmq006@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c index 32b5faa87bb8..208a3459f2e2 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c @@ -168,7 +168,7 @@ static int dpaa2_ptp_probe(struct fsl_mc_device *mc_dev) base = of_iomap(node, 0); if (!base) { err = -ENOMEM; - goto err_close; + goto err_put; } err = fsl_mc_allocate_irqs(mc_dev); @@ -212,6 +212,8 @@ err_free_mc_irq: fsl_mc_free_irqs(mc_dev); err_unmap: iounmap(base); +err_put: + of_node_put(node); err_close: dprtc_close(mc_dev->mc_io, 0, mc_dev->mc_handle); err_free_mcp: |