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[13/13] extcon: extcon-max77693: check if pdata exists

Message ID 1397135811-12866-14-git-send-email-r.baldyga@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Robert Baldyga April 10, 2014, 1:16 p.m. UTC
This patch adds check if pdata is NULL, to avoid NULL pointer dereference
when platform data is not available. After this changes, in described
situation driver will be configured with default values.

Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
---
 drivers/extcon/extcon-max77693.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c
index 2cd8892..fa8534e 100644
--- a/drivers/extcon/extcon-max77693.c
+++ b/drivers/extcon/extcon-max77693.c
@@ -1210,7 +1210,7 @@  static int max77693_muic_probe(struct platform_device *pdev)
 
 
 	/* Initialize MUIC register by using platform data or default data */
-	if (pdata->muic_data) {
+	if (pdata && pdata->muic_data) {
 		init_data = pdata->muic_data->init_data;
 		num_init_data = pdata->muic_data->num_init_data;
 	} else {