[PATCH 2/7] drm/bridge: lt9211: fix regmap_write error handling

[Philipp Zabel]

Do not try to accumulate error return values with bitwise OR.

Fixes the remaining issue flagged by sashiko as low priority [1].

[1] https://sashiko.dev/#/patchset/20260719-add-lt9211c-bridge-v6-0-e56d22152586%40oss.qualcomm.com

Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
---
 drivers/gpu/drm/bridge/lontium-lt9211.c | 25 +++++++++++++++----------
 1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/bridge/lontium-lt9211.c b/drivers/gpu/drm/bridge/lontium-lt9211.c
index 1b5cb601adde..bf72d1bcdb48 100644
--- a/drivers/gpu/drm/bridge/lontium-lt9211.c
+++ b/drivers/gpu/drm/bridge/lontium-lt9211.c
@@ -755,6 +755,7 @@ static int lt9211c_configure_plls(struct lt9211 *ctx,
 	};
 
 	unsigned int pval;
+	unsigned int val;
 	int ret;
 	u8 div;
 	u32 pcr_m;
@@ -774,7 +775,9 @@ static int lt9211c_configure_plls(struct lt9211 *ctx,
 
 	if (mode->clock < 22000) {
 		ret = regmap_write(ctx->regmap, 0x822f, 0x07);
-		ret |= regmap_write(ctx->regmap, 0x822c, 0x01);
+		if (ret)
+			return ret;
+		ret = regmap_write(ctx->regmap, 0x822c, 0x01);
 		div = 16;
 	} else if (mode->clock < 44000) {
 		ret = regmap_write(ctx->regmap, 0x822f, 0x07);
@@ -844,15 +847,17 @@ static int lt9211c_configure_plls(struct lt9211 *ctx,
 	if (ret)
 		return ret;
 
-	if (mode->clock < 44000) {
-		ret = regmap_write(ctx->regmap, 0xd00c, 0x60);
-		ret |= regmap_write(ctx->regmap, 0xd01b, 0x00);
-		ret |= regmap_write(ctx->regmap, 0xd01c, 0x60);
-	} else {
-		ret = regmap_write(ctx->regmap, 0xd00c, 0x40);
-		ret |= regmap_write(ctx->regmap, 0xd01b, 0x00);
-		ret |= regmap_write(ctx->regmap, 0xd01c, 0x40);
-	}
+	if (mode->clock < 44000)
+		val = 0x60;
+	else
+		val = 0x40;
+	ret = regmap_write(ctx->regmap, 0xd00c, val);
+	if (ret)
+		return ret;
+	ret = regmap_write(ctx->regmap, 0xd01b, 0x00);
+	if (ret)
+		return ret;
+	ret = regmap_write(ctx->regmap, 0xd01c, val);
 	if (ret)
 		return ret;
 
-- 
2.47.3