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platform/x86: dell-wmi: check for kmalloc() errors

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This allocation won't fail in the current kernel because it's small but
not checking for kmalloc() failures introduces static checker warnings
so let's fix it.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Mario Limonciello <mario.limonciello@dell.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
This commit is contained in:
Dan Carpenter 2017-12-11 13:54:27 +03:00 committed by Darren Hart (VMware)
parent 9cd5cf3710
commit 91c73e8092
1 changed files with 2 additions and 0 deletions
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2
drivers/platform/x86/dell-wmi.c
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@ -639,6 +639,8 @@ static int dell_wmi_events_set_enabled(bool enable)
int ret; int ret;
buffer = kzalloc(sizeof(struct calling_interface_buffer), GFP_KERNEL); buffer = kzalloc(sizeof(struct calling_interface_buffer), GFP_KERNEL);
if (!buffer)
return -ENOMEM;
buffer->cmd_class = CLASS_INFO; buffer->cmd_class = CLASS_INFO;
buffer->cmd_select = SELECT_APP_REGISTRATION; buffer->cmd_select = SELECT_APP_REGISTRATION;
buffer->input[0] = 0x10000; buffer->input[0] = 0x10000;