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From dfcebf2ac266805c4e144091c04b27155972222f Mon Sep 17 00:00:00 2001
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Message-Id: <dfcebf2ac266805c4e144091c04b27155972222f@dist-git>
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From: Peter Krempa <pkrempa@redhat.com>
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Date: Fri, 28 Feb 2020 10:24:40 +0100
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Subject: [PATCH] virStorageFileGetMetadataFromBuf: Remove 'backingFormat'
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argument
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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None of the callers actually use it.
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Signed-off-by: Peter Krempa <pkrempa@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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(cherry picked from commit 57df35aeadd2107a3c728fe0939e0779121168c0)
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https://bugzilla.redhat.com/show_bug.cgi?id=1798148
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Message-Id: <67e0987c502a062fc17ee1d2701501bfdcd0cc92.1582881363.git.pkrempa@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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---
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src/storage/storage_backend_gluster.c | 3 +--
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src/util/virstoragefile.c | 16 ++++++----------
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src/util/virstoragefile.h | 3 +--
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3 files changed, 8 insertions(+), 14 deletions(-)
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diff --git a/src/storage/storage_backend_gluster.c b/src/storage/storage_backend_gluster.c
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index e92e9612bd..db3df82aad 100644
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--- a/src/storage/storage_backend_gluster.c
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+++ b/src/storage/storage_backend_gluster.c
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@@ -275,8 +275,7 @@ virStorageBackendGlusterRefreshVol(virStorageBackendGlusterStatePtr state,
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goto cleanup;
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if (!(meta = virStorageFileGetMetadataFromBuf(name, header, len,
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- VIR_STORAGE_FILE_AUTO,
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- NULL)))
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+ VIR_STORAGE_FILE_AUTO)))
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goto cleanup;
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if (meta->backingStoreRaw) {
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diff --git a/src/util/virstoragefile.c b/src/util/virstoragefile.c
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index d80780e291..1b9bd12284 100644
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--- a/src/util/virstoragefile.c
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+++ b/src/util/virstoragefile.c
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@@ -1109,7 +1109,6 @@ virStorageFileMetadataNew(const char *path,
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* @buf: header bytes from @path
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* @len: length of @buf
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* @format: format of the storage file
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- * @backingFormat: format of @backing
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*
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* Extract metadata about the storage volume with the specified image format.
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* If image format is VIR_STORAGE_FILE_AUTO, it will probe to automatically
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@@ -1119,9 +1118,10 @@ virStorageFileMetadataNew(const char *path,
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* that might be raw if that file will then be passed to a guest, since a
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* malicious guest can turn a raw file into any other non-raw format at will.
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*
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- * If the returned @backingFormat is VIR_STORAGE_FILE_AUTO it indicates the
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- * image didn't specify an explicit format for its backing store. Callers are
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- * advised against probing for the backing store format in this case.
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+ * If the 'backingStoreRawFormat' field of the returned structure is
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+ * VIR_STORAGE_FILE_AUTO it indicates the image didn't specify an explicit
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+ * format for its backing store. Callers are advised against probing for the
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+ * backing store format in this case.
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*
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* Caller MUST free the result after use via virObjectUnref.
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*/
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@@ -1129,8 +1129,7 @@ virStorageSourcePtr
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virStorageFileGetMetadataFromBuf(const char *path,
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char *buf,
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size_t len,
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- int format,
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- int *backingFormat)
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+ int format)
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{
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virStorageSourcePtr ret = NULL;
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@@ -1142,9 +1141,6 @@ virStorageFileGetMetadataFromBuf(const char *path,
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return NULL;
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}
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- if (backingFormat)
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- *backingFormat = ret->backingStoreRawFormat;
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-
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return ret;
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}
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@@ -3991,7 +3987,7 @@ virStorageSourceUpdateCapacity(virStorageSourcePtr src,
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if (format == VIR_STORAGE_FILE_RAW && !src->encryption) {
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src->capacity = src->physical;
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} else if ((meta = virStorageFileGetMetadataFromBuf(src->path, buf,
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- len, format, NULL))) {
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+ len, format))) {
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src->capacity = meta->capacity ? meta->capacity : src->physical;
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if (src->encryption && meta->encryption)
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src->encryption->payload_offset = meta->encryption->payload_offset;
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diff --git a/src/util/virstoragefile.h b/src/util/virstoragefile.h
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index ecba418bb3..32f2c82147 100644
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--- a/src/util/virstoragefile.h
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+++ b/src/util/virstoragefile.h
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@@ -386,8 +386,7 @@ virStorageSourcePtr virStorageFileGetMetadataFromFD(const char *path,
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virStorageSourcePtr virStorageFileGetMetadataFromBuf(const char *path,
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char *buf,
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size_t len,
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- int format,
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- int *backingFormat)
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+ int format)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int virStorageFileChainGetBroken(virStorageSourcePtr chain,
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char **broken_file);
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--
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2.25.1
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