drivers: stepper: shell: fix null pointer check

jilaypandya · jilaypandya · commit 025e52b4fa6c · 2024-11-15T20:35:56.000+01:00
This commit introduces null pointer check in print_callback

Signed-off-by: Jilay Pandya &lt;jilay.pandya@outlook.com&gt;
diff --git a/drivers/stepper/stepper_shell.c b/drivers/stepper/stepper_shell.c
@@ -44,6 +44,9 @@ static void print_callback(const struct device *dev, const enum stepper_event ev
 			   void *user_data)
 {
 	const struct shell *sh = user_data;
+	if (!sh) {
+		return;
+	}
 
 	switch (event) {
 	case STEPPER_EVENT_STEPS_COMPLETED:

Original file line number	Diff line number	Diff line change
`@@ -44,6 +44,9 @@ static void print_callback(const struct device *dev, const enum stepper_event ev`
`44`	`44`	`void *user_data)`
`45`	`45`	`{`
`46`	`46`	`const struct shell *sh = user_data;`
	`47`	`+ if (!sh) {`
	`48`	`+ return;`
	`49`	`+ }`
`47`	`50`
`48`	`51`	`switch (event) {`
`49`	`52`	`case STEPPER_EVENT_STEPS_COMPLETED:`