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-rw-r--r--chardev/char-fe.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/chardev/char-fe.c b/chardev/char-fe.c
index 20222a4cad..66cee8475a 100644
--- a/chardev/char-fe.c
+++ b/chardev/char-fe.c
@@ -199,13 +199,18 @@ bool qemu_chr_fe_init(CharBackend *b, Chardev *s, Error **errp)
MuxChardev *d = MUX_CHARDEV(s);
if (d->mux_cnt >= MAX_MUX) {
- goto unavailable;
+ error_setg(errp,
+ "too many uses of multiplexed chardev '%s'"
+ " (maximum is " stringify(MAX_MUX) ")",
+ s->label);
+ return false;
}
d->backends[d->mux_cnt] = b;
tag = d->mux_cnt++;
} else if (s->be) {
- goto unavailable;
+ error_setg(errp, "chardev '%s' is already in use", s->label);
+ return false;
} else {
s->be = b;
}
@@ -215,10 +220,6 @@ bool qemu_chr_fe_init(CharBackend *b, Chardev *s, Error **errp)
b->tag = tag;
b->chr = s;
return true;
-
-unavailable:
- error_setg(errp, QERR_DEVICE_IN_USE, s->label);
- return false;
}
void qemu_chr_fe_deinit(CharBackend *b, bool del)