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[Qemu-devel] [PATCH] block: Fix build with tracing enabled
From: |
Kevin Wolf |
Subject: |
[Qemu-devel] [PATCH] block: Fix build with tracing enabled |
Date: |
Mon, 22 Apr 2013 17:48:40 +0200 |
filename was still uninitialised when it's used as a parameter to a
tracing function, so let's move the initialisation. Also, commit c2ad1b0c
forgot to add a NULL check, which this patch adds while we're at it.
Signed-off-by: Kevin Wolf <address@hidden>
---
block.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/block.c b/block.c
index 819eb4e..aa9a533 100644
--- a/block.c
+++ b/block.c
@@ -676,7 +676,13 @@ static int bdrv_open_common(BlockDriverState *bs,
BlockDriverState *file,
assert(bs->file == NULL);
assert(options != NULL && bs->options != options);
- trace_bdrv_open_common(bs, filename, flags, drv->format_name);
+ if (file != NULL) {
+ filename = file->filename;
+ } else {
+ filename = qdict_get_try_str(options, "filename");
+ }
+
+ trace_bdrv_open_common(bs, filename ?: "", flags, drv->format_name);
if (use_bdrv_whitelist && !bdrv_is_whitelisted(drv)) {
return -ENOTSUP;
@@ -698,12 +704,6 @@ static int bdrv_open_common(BlockDriverState *bs,
BlockDriverState *file,
bdrv_enable_copy_on_read(bs);
}
- if (file != NULL) {
- filename = file->filename;
- } else {
- filename = qdict_get_try_str(options, "filename");
- }
-
if (filename != NULL) {
pstrcpy(bs->filename, sizeof(bs->filename), filename);
} else {
--
1.8.1.4
- [Qemu-devel] [PATCH] block: Fix build with tracing enabled,
Kevin Wolf <=