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qemu-e2k
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qcow: 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>
This commit is contained in:
Paolo Bonzini 2014-02-17 14:43:58 +01:00 committed by Kevin Wolf
parent 2a94fee3f6
commit b6d5066d32
1 changed files with 6 additions and 6 deletions
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12
block/qcow.c
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@ -119,17 +119,19 @@ static int qcow_open(BlockDriverState *bs, QDict *options, int flags,
if (header.version != QCOW_VERSION) {
char version[64];
snprintf(version, sizeof(version), "QCOW version %d", header.version);
qerror_report(QERR_UNKNOWN_BLOCK_FORMAT_FEATURE,
bs->device_name, "qcow", version);
error_set(errp, QERR_UNKNOWN_BLOCK_FORMAT_FEATURE,
bs->device_name, "qcow", version);
ret = -ENOTSUP;
goto fail;
}
if (header.size <= 1 || header.cluster_bits < 9) {
error_setg(errp, "invalid value in qcow header");
ret = -EINVAL;
goto fail;
}
if (header.crypt_method > QCOW_CRYPT_AES) {
error_setg(errp, "invalid encryption method in qcow header");
ret = -EINVAL;
goto fail;
}
@ -686,8 +688,7 @@ static int qcow_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;
}
@ -695,8 +696,7 @@ static int qcow_create(const char *filename, QEMUOptionParameter *options,
ret = bdrv_open(&qcow_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;
}