From: Paolo Bonzini <pbonzini@redhat.com>
Date: Mon, 17 Feb 2014 13:43:56 +0000 (+0100)
Subject: cow: correctly propagate errors
X-Git-Tag: TizenStudio_2.0_p2.3.2~208^2~1027^2~42
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f8d924e48167ec14ec4556441ec7999a30ef6640;p=sdk%2Femulator%2Fqemu.git

cow: correctly propagate errors

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---

diff --git a/block/cow.c b/block/cow.c
index d0385be..9e4f624 100644
--- a/block/cow.c
+++ b/block/cow.c
@@ -82,7 +82,7 @@ static int cow_open(BlockDriverState *bs, QDict *options, int flags,
         char version[64];
         snprintf(version, sizeof(version),
                "COW version %d", cow_header.version);
-        qerror_report(QERR_UNKNOWN_BLOCK_FORMAT_FEATURE,
+        error_set(errp, QERR_UNKNOWN_BLOCK_FORMAT_FEATURE,
             bs->device_name, "cow", version);
         ret = -ENOTSUP;
         goto fail;
@@ -346,8 +346,7 @@ static int cow_create(const char *filename, QEMUOptionParameter *options,
 
     ret = bdrv_create_file(filename, options, &local_err);
     if (ret < 0) {
-        qerror_report_err(local_err);
-        error_free(local_err);
+        error_propagate(errp, local_err);
         return ret;
     }
 
@@ -355,8 +354,7 @@ static int cow_create(const char *filename, QEMUOptionParameter *options,
     ret = bdrv_open(&cow_bs, filename, NULL, NULL,
                     BDRV_O_RDWR | BDRV_O_PROTOCOL, NULL, &local_err);
     if (ret < 0) {
-        qerror_report_err(local_err);
-        error_free(local_err);
+        error_propagate(errp, local_err);
         return ret;
     }