From: Wei Yongjun <weiyongjun1@huawei.com>
Date: Thu, 7 May 2020 09:42:37 +0000 (+0000)
Subject: ipack: tpci200: fix error return code in tpci200_register()
X-Git-Tag: v4.19.125~10
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a851990732c596d0f25d2f7c3dc6c8690efaac7e;p=thirdparty%2Fkernel%2Fstable.git

ipack: tpci200: fix error return code in tpci200_register()

commit 133317479f0324f6faaf797c4f5f3e9b1b36ce35 upstream.

Fix to return negative error code -ENOMEM from the ioremap() error handling
case instead of 0, as done elsewhere in this function.

Fixes: 43986798fd50 ("ipack: add error handling for ioremap_nocache")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Cc: stable <stable@vger.kernel.org>
Acked-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Link: https://lore.kernel.org/r/20200507094237.13599-1-weiyongjun1@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/ipack/carriers/tpci200.c b/drivers/ipack/carriers/tpci200.c
index 8a9c169b6f99b..b5eec18ad59a5 100644
--- a/drivers/ipack/carriers/tpci200.c
+++ b/drivers/ipack/carriers/tpci200.c
@@ -309,6 +309,7 @@ static int tpci200_register(struct tpci200_board *tpci200)
 			"(bn 0x%X, sn 0x%X) failed to map driver user space!",
 			tpci200->info->pdev->bus->number,
 			tpci200->info->pdev->devfn);
+		res = -ENOMEM;
 		goto out_release_mem8_space;
 	}