yeahuh / rpms / qemu-kvm

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From 8e046eb446573101d92b41a88ebe1066a42d653c Mon Sep 17 00:00:00 2001
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From: Kevin Wolf <kwolf@redhat.com>
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Date: Mon, 2 Jun 2014 13:54:43 +0200
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Subject: [PATCH 22/30] qcow: correctly propagate errors
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RH-Author: Kevin Wolf <kwolf@redhat.com>
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Message-id: <1401717288-3918-2-git-send-email-kwolf@redhat.com>
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Patchwork-id: 59096
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O-Subject: [RHEL-7.1/7.0.z qemu-kvm PATCH 1/6] qcow: correctly propagate errors
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Bugzilla: 1097229
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RH-Acked-by: Max Reitz <mreitz@redhat.com>
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RH-Acked-by: Fam Zheng <famz@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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From: Paolo Bonzini <pbonzini@redhat.com>
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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Reviewed-by: Fam Zheng <famz@redhat.com>
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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(cherry picked from commit b6d5066d32f9e6c3d7508c1af9ae78327a927120)
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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---
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 block/qcow.c | 12 ++++++------
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 1 file changed, 6 insertions(+), 6 deletions(-)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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 block/qcow.c |   12 ++++++------
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 1 files changed, 6 insertions(+), 6 deletions(-)
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diff --git a/block/qcow.c b/block/qcow.c
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index c470e05..b57b900 100644
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--- a/block/qcow.c
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+++ b/block/qcow.c
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@@ -119,17 +119,19 @@ static int qcow_open(BlockDriverState *bs, QDict *options, int flags,
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     if (header.version != QCOW_VERSION) {
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         char version[64];
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         snprintf(version, sizeof(version), "QCOW version %d", header.version);
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-        qerror_report(QERR_UNKNOWN_BLOCK_FORMAT_FEATURE,
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-            bs->device_name, "qcow", version);
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+        error_set(errp, QERR_UNKNOWN_BLOCK_FORMAT_FEATURE,
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+                  bs->device_name, "qcow", version);
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         ret = -ENOTSUP;
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         goto fail;
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     }
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     if (header.size <= 1 || header.cluster_bits < 9) {
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+        error_setg(errp, "invalid value in qcow header");
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         ret = -EINVAL;
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         goto fail;
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     }
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     if (header.crypt_method > QCOW_CRYPT_AES) {
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+        error_setg(errp, "invalid encryption method in qcow header");
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         ret = -EINVAL;
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         goto fail;
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     }
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@@ -686,15 +688,13 @@ static int qcow_create(const char *filename, QEMUOptionParameter *options,
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     ret = bdrv_create_file(filename, options, &local_err);
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     if (ret < 0) {
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-        qerror_report_err(local_err);
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-        error_free(local_err);
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+        error_propagate(errp, local_err);
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         return ret;
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     }
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     ret = bdrv_file_open(&qcow_bs, filename, NULL, BDRV_O_RDWR, &local_err);
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     if (ret < 0) {
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-        qerror_report_err(local_err);
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-        error_free(local_err);
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+        error_propagate(errp, local_err);
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         return ret;
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     }
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-- 
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1.7.1
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