Re: [PATCH 1/1 linux-next] affs: add default case in switch

From: Richard Weinberger
Date: Sun May 03 2015 - 14:23:43 EST


Am 03.05.2015 um 20:15 schrieb Fabian Frederick:
>> If the code can be reached you need to take a proper action of not the
>> warning is bogus.
>
> As far as I understand, switch in affs_lookup() only updates inode number when
> it's a link so we can simply add default:break to silence gcc warning or replace
> by if().

Does the warning trigger with our default set of compiler warnings?
Not all gcc warnings are useful. :)

> affs_iget() switch on the other hand applies to any type of file.
> Maybe we could add default: BUG() to avoid working on bad inode ?

Or cancel the operation and return -EIO to userspace.

Thanks,
//richard
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