path: root/drivers/fpga
diff options
authorWei Yongjun <weiyongjun1@huawei.com>2018-08-16 14:42:13 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-09-12 09:31:00 +0200
commit029d727b4f5d7c82f78e0395a0d220271c2f92b8 (patch)
tree9c84e65bb3b7b92a73b09e70b01034653e0fb5a3 /drivers/fpga
parentde916736aaaadddbd6061472969f667b14204aa9 (diff)
fpga: dfl: fme: fix return value check in in pr_mgmt_init()
In case of error, the function dfl_fme_create_region() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR(). Fixes: 29de76240e86 ("fpga: dfl: fme: add partial reconfiguration sub feature support") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Acked-by: Moritz Fischer <mdf@kernel.org> Acked-by: Alan Tull <atull@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/fpga')
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/fpga/dfl-fme-pr.c b/drivers/fpga/dfl-fme-pr.c
index fc9fd2d0482f..0b840531ef33 100644
--- a/drivers/fpga/dfl-fme-pr.c
+++ b/drivers/fpga/dfl-fme-pr.c
@@ -420,7 +420,7 @@ static int pr_mgmt_init(struct platform_device *pdev,
/* Create region for each port */
fme_region = dfl_fme_create_region(pdata, mgr,
fme_br->br, i);
- if (!fme_region) {
+ if (IS_ERR(fme_region)) {
ret = PTR_ERR(fme_region);
goto destroy_region;