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authorMax Reitz <mreitz@redhat.com>2013-09-05 14:45:29 +0200
committerKevin Wolf <kwolf@redhat.com>2013-09-12 10:12:48 +0200
commit34b5d2c68eb4082c288e70fb99c61af8f7b96fde (patch)
tree7c4c1e4e248a8e044dd891b0e54de1fcc03d7434 /block/vvfat.c
parentd5124c00d80b4d948509f2c7f6b54228d9981f75 (diff)
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block: Error parameter for open functions
Add an Error ** parameter to bdrv_open, bdrv_file_open and associated functions to allow more specific error messages. Signed-off-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'block/vvfat.c')
-rw-r--r--block/vvfat.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/block/vvfat.c b/block/vvfat.c
index 2f8be7c..788d063 100644
--- a/block/vvfat.c
+++ b/block/vvfat.c
@@ -2910,6 +2910,7 @@ static int enable_write_target(BDRVVVFATState *s)
{
BlockDriver *bdrv_qcow;
QEMUOptionParameter *options;
+ Error *local_err = NULL;
int ret;
int size = sector2cluster(s, s->sector_count);
s->used_clusters = calloc(size, 1);
@@ -2935,8 +2936,11 @@ static int enable_write_target(BDRVVVFATState *s)
s->qcow = bdrv_new("");
ret = bdrv_open(s->qcow, s->qcow_filename, NULL,
- BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_NO_FLUSH, bdrv_qcow);
+ BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_NO_FLUSH, bdrv_qcow,
+ &local_err);
if (ret < 0) {
+ qerror_report_err(local_err);
+ error_free(local_err);
bdrv_unref(s->qcow);
goto err;
}