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| author |   Miaoqian Lin <linmq006@gmail.com> | 2022-03-08 07:02:38 +0000 |
|---|---|---|
| committer |   Kalle Valo <quic_kvalo@quicinc.com> | 2022-03-10 17:52:18 +0200 |
| commit | 9747a78d5f758a5284751a10aee13c30d02bd5f1 (patch) | |
| tree | b0f38602f6dc9d574d0b51ab7cd0a989e5d442c7 /drivers/net/wireless/ath/ath10k/snoc.c | |
| parent | ath11k: remove unneeded flush_workqueue (diff) | |
| download | linux-dev-9747a78d5f758a5284751a10aee13c30d02bd5f1.tar.xz linux-dev-9747a78d5f758a5284751a10aee13c30d02bd5f1.zip | |
ath10k: Fix error handling in ath10k_setup_msa_resources
The device_node pointer is returned by of_parse_phandle() with refcount
incremented. We should use of_node_put() on it when done.
This function only calls of_node_put() in the regular path.
And it will cause refcount leak in error path.
Fixes: 727fec790ead ("ath10k: Setup the msa resources before qmi init")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Reviewed-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20220308070238.19295-1-linmq006@gmail.com
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/snoc.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/snoc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c index 681e1abe7440..8328966a0471 100644 --- a/drivers/net/wireless/ath/ath10k/snoc.c +++ b/drivers/net/wireless/ath/ath10k/snoc.c @@ -1551,11 +1551,11 @@ static int ath10k_setup_msa_resources(struct ath10k *ar, u32 msa_size) node = of_parse_phandle(dev->of_node, "memory-region", 0); if (node) { ret = of_address_to_resource(node, 0, &r); + of_node_put(node); if (ret) { dev_err(dev, "failed to resolve msa fixed region\n"); return ret; } - of_node_put(node); ar->msa.paddr = r.start; ar->msa.mem_size = resource_size(&r); |