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Re: [Qemu-devel] [PATCH v2] migration: don't use uninitialized variables
From: |
Luiz Capitulino |
Subject: |
Re: [Qemu-devel] [PATCH v2] migration: don't use uninitialized variables |
Date: |
Tue, 30 Jul 2013 09:31:13 -0400 |
On Tue, 30 Jul 2013 08:39:52 +0900
Pawit Pornkitprasan <address@hidden> wrote:
> The qmp_migrate method uses the 'blk' and 'inc' parameter without
> checking if they're valid or not (they may be uninitialized if
> command is received via QMP)
>
> Signed-off-by: Pawit Pornkitprasan <address@hidden>
Applied to the qmp branch, thanks.
> ---
> migration.c | 4 ++--
> 1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/migration.c b/migration.c
> index 9fc7294..57a7998 100644
> --- a/migration.c
> +++ b/migration.c
> @@ -399,8 +399,8 @@ void qmp_migrate(const char *uri, bool has_blk, bool blk,
> MigrationParams params;
> const char *p;
>
> - params.blk = blk;
> - params.shared = inc;
> + params.blk = has_blk && blk;
> + params.shared = has_inc && inc;
>
> if (s->state == MIG_STATE_ACTIVE || s->state == MIG_STATE_SETUP) {
> error_set(errp, QERR_MIGRATION_ACTIVE);