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| author | Stefano Stabellini | 2017-04-13 19:57:56 +0200 |
|---|---|---|
| committer | Juergen Gross | 2017-05-02 11:13:23 +0200 |
| commit | 31d47266c6e599d76e84c9809f9ea2735d9cda5b (patch) | |
| tree | 675cd7a2b5f9af5d922aa9f1e50f2ff65f9782c9 /arch/x86/xen | |
| parent | xen,kdump: handle pv domain in paddr_vmcoreinfo_note() (diff) | |
| download | kernel-qcow2-linux-31d47266c6e599d76e84c9809f9ea2735d9cda5b.tar.gz kernel-qcow2-linux-31d47266c6e599d76e84c9809f9ea2735d9cda5b.tar.xz kernel-qcow2-linux-31d47266c6e599d76e84c9809f9ea2735d9cda5b.zip | |
xen/9pfs: initialize len to 0 to detect xenbus_read errors
In order to use "len" to check for xenbus_read errors properly, we need
to initialize len to 0 before passing it to xenbus_read.
CC: dan.carpenter@oracle.com
CC: jgross@suse.com
CC: boris.ostrovsky@oracle.com
CC: Eric Van Hensbergen <ericvh@gmail.com>
CC: Ron Minnich <rminnich@sandia.gov>
CC: Latchesar Ionkov <lucho@ionkov.net>
CC: v9fs-developer@lists.sourceforge.net
Signed-off-by: Stefano Stabellini <stefano@aporeto.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'arch/x86/xen')
0 files changed, 0 insertions, 0 deletions