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bh=zP8ZJ3QpNGvxRsk4L1xTZiyzIagnWWTaRBbLo+IETtY=; b=rb8lHVnWDaBMVnC6Vcd3SnvZMwBXpPAg0yUoGVvmC2pdGx0TfW31/3loogG/uQARVoBNsD 5Qk7yjgYwocTaXCMwrmD5Wjj6KTpt45SBFPCDHyERfnzRvPC7zh8GSsQiPzvuxmgKrYSEM OPej+dDTBdZNHMH7JE7AyczRecC9kmc= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1773771813; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zP8ZJ3QpNGvxRsk4L1xTZiyzIagnWWTaRBbLo+IETtY=; b=dxd0iau8L8PvSyrc3h2PXg78isEU3opRZedeZ3G8ykqihAcsLReUCKqFZd0+LNQ4IddN7u mkap20/0TC82HmAw== From: Fabiano Rosas To: qemu-devel@nongnu.org Cc: Peter Xu , Ani Sinha , Markus Armbruster , Prasad Pandit Subject: [PULL 06/10] migration: assert that the same migration handler is not being added twice Date: Tue, 17 Mar 2026 15:23:16 -0300 Message-ID: <20260317182320.31991-7-farosas@suse.de> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260317182320.31991-1-farosas@suse.de> References: <20260317182320.31991-1-farosas@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Spam-Score: -2.80 X-Spamd-Result: default: False [-2.80 / 50.00]; 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charset="utf-8" From: Ani Sinha Currently the code that adds a migration blocker does not check if the same blocker already exists. Assert that the migration handler being added has not been added already. CC: Markus Armbruster CC: Peter Xu CC: Prasad Pandit Reviewed-by: Peter Xu Signed-off-by: Ani Sinha Link: https://lore.kernel.org/qemu-devel/20260311070114.164434-1-anisinha@r= edhat.com Signed-off-by: Fabiano Rosas --- migration/migration.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/migration/migration.c b/migration/migration.c index c77832f851..7feeba804f 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1699,6 +1699,8 @@ static int add_blockers(Error **reasonp, unsigned mod= es, Error **errp) { for (MigMode mode =3D 0; mode < MIG_MODE__MAX; mode++) { if (modes & BIT(mode)) { + assert(g_slist_index(migration_blockers[mode], + *reasonp) =3D=3D -1); migration_blockers[mode] =3D g_slist_prepend(migration_blocker= s[mode], *reasonp); } --=20 2.51.0