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authorKaige Li <likaige@loongson.cn>2020-08-11 09:59:57 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-10-29 09:58:00 +0100
commit13153509d8f33ebb4912c1371e9e1137928823c1 (patch)
tree164d379927a790aa2ade6aa3e2318471a2bf77c5 /drivers/ntb
parentabd19984441c5817937bf47a1cf0abe7c63587f9 (diff)
NTB: hw: amd: fix an issue about leak system resources
[ Upstream commit 44a0a3c17919db1498cebb02ecf3cf4abc1ade7b ] The related system resources were not released when pci_set_dma_mask(), pci_set_consistent_dma_mask(), or pci_iomap() return error in the amd_ntb_init_pci() function. Add pci_release_regions() to fix it. Fixes: a1b3695820aa ("NTB: Add support for AMD PCI-Express Non-Transparent Bridge") Signed-off-by: Kaige Li <likaige@loongson.cn> Signed-off-by: Jon Mason <jdmason@kudzu.us> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/ntb')
-rw-r--r--drivers/ntb/hw/amd/ntb_hw_amd.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/ntb/hw/amd/ntb_hw_amd.c b/drivers/ntb/hw/amd/ntb_hw_amd.c
index 156c2a18a239..abb37659de34 100644
--- a/drivers/ntb/hw/amd/ntb_hw_amd.c
+++ b/drivers/ntb/hw/amd/ntb_hw_amd.c
@@ -1036,6 +1036,7 @@ static int amd_ntb_init_pci(struct amd_ntb_dev *ndev,
err_dma_mask:
pci_clear_master(pdev);
+ pci_release_regions(pdev);
err_pci_regions:
pci_disable_device(pdev);
err_pci_enable: