From 191f6b08bfef24e1a9641eaac96ed030a7be4599 Mon Sep 17 00:00:00 2001 From: Dejin Zheng Date: Mon, 4 May 2020 16:34:42 +0800 Subject: [PATCH] rtw88: fix an issue about leak system resources the related system resources were not released when pci_iomap() return error in the rtw_pci_io_mapping() function. add pci_release_regions() to fix it. Fixes: e3037485c68ec1a ("rtw88: new Realtek 802.11ac driver") Cc: Andy Shevchenko Signed-off-by: Dejin Zheng Acked-by: Yan-Hsuan Chuang Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20200504083442.3033-1-zhengdejin5@gmail.com --- drivers/net/wireless/realtek/rtw88/pci.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c index 8a8d746d33494..b9a5868a5da02 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.c +++ b/drivers/net/wireless/realtek/rtw88/pci.c @@ -1102,6 +1102,7 @@ static int rtw_pci_io_mapping(struct rtw_dev *rtwdev, len = pci_resource_len(pdev, bar_id); rtwpci->mmap = pci_iomap(pdev, bar_id, len); if (!rtwpci->mmap) { + pci_release_regions(pdev); rtw_err(rtwdev, "failed to map pci memory\n"); return -ENOMEM; } -- 2.30.2