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soc: qcom: subsystem_notif_virt: Add a NULL check and fix a data type

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A NULL pointer check is added to prevent a NULL pointer
exception. A data type is fixed to prevent a type conversion
before an error check.

Change-Id: If4f6f70c8770ad48432e466e1b6a7e9bf4b62258
Signed-off-by: Anant Goel <anantg@codeaurora.org>
This commit is contained in:
Anant Goel 2018-10-08 11:06:13 -07:00
parent 3b8fc0b7a3
commit 0563833084
1 changed files with 4 additions and 3 deletions
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7
drivers/soc/qcom/subsystem_notif_virt.c
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@ -43,7 +43,7 @@ struct subsystem_descriptor {
enum subsystem_type type;
struct notifier_block nb;
void *handle;
unsigned int ssr_irq;
int ssr_irq;
struct list_head subsystem_list;
struct work_struct work;
};
@ -91,7 +91,7 @@ static int subsys_notif_virt_probe(struct platform_device *pdev)
struct device_node *child = NULL;
const char *ss_type;
struct resource *res;
struct subsystem_descriptor *subsystem;
struct subsystem_descriptor *subsystem = NULL;
int ret = 0;
if (!pdev) {
@ -193,7 +193,8 @@ static int subsys_notif_virt_probe(struct platform_device *pdev)
}
}
INIT_WORK(&subsystem->work, subsystem_notif_wq_func);
if (subsystem)
INIT_WORK(&subsystem->work, subsystem_notif_wq_func);
return 0;
err:
destroy_workqueue(ssr_wq);