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| Started by | Pali Rohár <pali.rohar@gmail.com> |
|---|---|
| First post | 2015-09-21 17:00 +0200 |
| Last post | 2015-09-21 17:00 +0200 |
| Articles | 1 — 1 participant |
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[PATCH] bq2415x_charger: Fix null pointer dereference Pali Rohár <pali.rohar@gmail.com> - 2015-09-21 17:00 +0200
| From | Pali Rohár <pali.rohar@gmail.com> |
|---|---|
| Date | 2015-09-21 17:00 +0200 |
| Subject | [PATCH] bq2415x_charger: Fix null pointer dereference |
| Message-ID | <qbaJs-1m5-3@gated-at.bofh.it> |
Commit b68c3161430a (bq2415x_charger: Allow to load and use driver even if notify device is not registered yet) introduced null pointer dereference in case bq is NULL. This patch fixes it. Signed-off-by: Pali Rohár <pali.rohar@gmail.com> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> --- drivers/power/bq2415x_charger.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/power/bq2415x_charger.c b/drivers/power/bq2415x_charger.c index ec212b5..4afd768 100644 --- a/drivers/power/bq2415x_charger.c +++ b/drivers/power/bq2415x_charger.c @@ -1704,7 +1704,7 @@ error_4: error_3: bq2415x_power_supply_exit(bq); error_2: - if (bq->notify_node) + if (bq && bq->notify_node) of_node_put(bq->notify_node); kfree(name); error_1: -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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