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colo: claim in find_and_check_chardev 

This factors out claiming of chardev, and changes the call to
non-fatal to return an error like the rest of the chardev checks.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20161022095318.17775-15-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marc-André Lureau 2016-10-22 12:52:54 +03:00 committed by Paolo Bonzini
parent 7fa47e2a80
commit fbf3cc3a67
1 changed files with 7 additions and 6 deletions
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13
net/colo-compare.c
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@ -589,6 +589,13 @@ static int find_and_check_chardev(CharDriverState **chr,
chr_name);
return 1;
}
if (qemu_chr_fe_claim(*chr) < 0) {
error_setg(errp, "chardev \"%s\" cannot be claimed",
chr_name);
return 1;
}
return 0;
}
@ -646,12 +653,6 @@ static void colo_compare_complete(UserCreatable *uc, Error **errp)
return;
}
qemu_chr_fe_claim_no_fail(s->chr_pri_in.chr);
qemu_chr_fe_claim_no_fail(s->chr_sec_in.chr);
qemu_chr_fe_claim_no_fail(s->chr_out.chr);
net_socket_rs_init(&s->pri_rs, compare_pri_rs_finalize);
net_socket_rs_init(&s->sec_rs, compare_sec_rs_finalize);