From: Markus Armbruster <armbru@redhat.com>
Date: Wed, 6 Feb 2013 20:27:19 +0000 (+0100)
Subject: qmp: Drop superfluous special case "empty" in qmp_memchar_read()
X-Git-Tag: qemu-xen-4.4.0-rc1~6^2~1193
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=c287e99fe47b179e6ef6b212139821b4d78934c1;p=qemu-upstream-4.5-testing.git

qmp: Drop superfluous special case "empty" in qmp_memchar_read()

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---

diff --git a/qemu-char.c b/qemu-char.c
index 4dd01e645..9d1c02cd1 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -2818,10 +2818,6 @@ char *qmp_memchar_read(const char *device, int64_t size,
     }
 
     count = qemu_chr_cirmem_count(chr);
-    if (count == 0) {
-        return g_strdup("");
-    }
-
     size = size > count ? count : size;
     read_data = g_malloc0(size + 1);