LFU-753-3 video: imx93-parallel-disp-fmt: Fix uninitialized variable

Ye Li · Ye Li · commit 674440bc73e1 · 2024-06-06T18:05:34.000+08:00
The bus_format variable is not initialized, in case the fmt property
is not set, it will cause problem to following codes.
Fix coverity issue 37938122.

Signed-off-by: Ye Li &lt;ye.li@nxp.com&gt;
Reviewed-by: Peng Fan &lt;peng.fan@nxp.com&gt;
diff --git a/drivers/video/nxp/imx/imx93-parallel-disp-fmt.c b/drivers/video/nxp/imx/imx93-parallel-disp-fmt.c
@@ -81,7 +81,7 @@ static int imx93_pdf_probe(struct udevice *dev)
 {
 	struct imx93_pdf_priv *priv = dev_get_priv(dev);
 	const char *fmt;
-	u32 bus_format;
+	u32 bus_format = 0;
 	int ret;
 
 	priv->addr = (void __iomem *)dev_read_addr(dev_get_parent(dev));

Original file line number	Diff line number	Diff line change
`@@ -81,7 +81,7 @@ static int imx93_pdf_probe(struct udevice *dev)`
`81`	`81`	`{`
`82`	`82`	`struct imx93_pdf_priv *priv = dev_get_priv(dev);`
`83`	`83`	`const char *fmt;`
`84`		`- u32 bus_format;`
	`84`	`+ u32 bus_format = 0;`
`85`	`85`	`int ret;`
`86`	`86`
`87`	`87`	`priv->addr = (void __iomem *)dev_read_addr(dev_get_parent(dev));`