Re: [PATCH][next] btrfs: inode: Fix uninitialized variable bug

From: David Sterba
Date: Wed Apr 01 2020 - 12:01:27 EST


On Fri, Mar 27, 2020 at 03:01:35PM -0500, Gustavo A. R. Silva wrote:
> geom.len is being used without being properly initialized, previously.
>
> Fix this by placing ASSERT(geom.len <= INT_MAX); after geom.len has been
> initialized.
>
> Addresses-Coverity-ID: 1491912 ("Uninitialized scalar variable")
> Fixes: 1eb52c8bd8d6 ("btrfs: get rid of one layer of bios in direct I/O")

Thanks. This is in a development branch so the fixup can be folded in,
we're expecting more revisions of the patchset anyway. CCing Omar.