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[Qemu-block] [PATCH] qcow2: Emit errp when truncating the image tail
From: |
Max Reitz |
Subject: |
[Qemu-block] [PATCH] qcow2: Emit errp when truncating the image tail |
Date: |
Mon, 9 Oct 2017 17:54:31 +0200 |
bdrv_truncate() has an errp parameter which is always set when an error
occurs. Let's use that instead of a plain strerror().
Signed-off-by: Max Reitz <address@hidden>
---
block/qcow2.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/block/qcow2.c b/block/qcow2.c
index dff903e05c..2f6a8e1ff8 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -3150,12 +3150,13 @@ static int qcow2_truncate(BlockDriverState *bs, int64_t
offset,
return last_cluster;
}
if ((last_cluster + 1) * s->cluster_size < old_file_size) {
- ret = bdrv_truncate(bs->file, (last_cluster + 1) * s->cluster_size,
- PREALLOC_MODE_OFF, NULL);
- if (ret < 0) {
- warn_report("Failed to truncate the tail of the image: %s",
- strerror(-ret));
- ret = 0;
+ Error *local_err = NULL;
+
+ bdrv_truncate(bs->file, (last_cluster + 1) * s->cluster_size,
+ PREALLOC_MODE_OFF, &local_err);
+ if (local_err) {
+ warn_reportf_err(local_err,
+ "Failed to truncate the tail of the image: ");
}
}
} else {
--
2.13.6
- [Qemu-block] [PATCH] qcow2: Emit errp when truncating the image tail,
Max Reitz <=