summary refs log tree commit diff
diff options
context:
space:
mode:
authorRahul Tanwar <rtanwar@maxlinear.com>2022-10-25 19:03:57 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-02-25 11:25:39 +0100
commit104cf4cc127b8bfa61da9ef9c3171612062dd8cc (patch)
treedf5d86d2eb9b9777820b9c3a3e153f691aaf4490
parent65e53eaad07712473eda7250f158e5c6253cac70 (diff)
downloadlinux-104cf4cc127b8bfa61da9ef9c3171612062dd8cc.tar.gz
clk: mxl: syscon_node_to_regmap() returns error pointers
[ Upstream commit 7256d1f4618b40792d1e9b9b6cb1406a13cad2dd ]

Commit 036177310bac ("clk: mxl: Switch from direct readl/writel based IO
to regmap based IO") introduced code resulting in below warning issued
by the smatch static checker.

  drivers/clk/x86/clk-lgm.c:441 lgm_cgu_probe() warn: passing zero to 'PTR_ERR'

Fix the warning by replacing incorrect IS_ERR_OR_NULL() with IS_ERR().

Fixes: 036177310bac ("clk: mxl: Switch from direct readl/writel based IO to regmap based IO")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Rahul Tanwar <rtanwar@maxlinear.com>
Link: https://lore.kernel.org/r/49e339d4739e4ae4c92b00c1b2918af0755d4122.1666695221.git.rtanwar@maxlinear.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/clk/x86/clk-lgm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/clk/x86/clk-lgm.c b/drivers/clk/x86/clk-lgm.c
index 4de77b2c750d..f69455dd1c98 100644
--- a/drivers/clk/x86/clk-lgm.c
+++ b/drivers/clk/x86/clk-lgm.c
@@ -436,7 +436,7 @@ static int lgm_cgu_probe(struct platform_device *pdev)
 	ctx->clk_data.num = CLK_NR_CLKS;
 
 	ctx->membase = syscon_node_to_regmap(np);
-	if (IS_ERR_OR_NULL(ctx->membase)) {
+	if (IS_ERR(ctx->membase)) {
 		dev_err(dev, "Failed to get clk CGU iomem\n");
 		return PTR_ERR(ctx->membase);
 	}