From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
We must initialize the firstfsb parameter to _bmapi_write so that it
doesn't incorrectly treat stack garbage as a restriction on which AGs
it can search for free space.
Fixes-coverity-id: 1402025
Fixes-coverity-id: 1415167
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
fs/xfs/libxfs/xfs_bmap.c | 2 +-
fs/xfs/xfs_reflink.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 935adde..8c4ee60 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -6508,7 +6508,7 @@ xfs_bmap_finish_one(
xfs_filblks_t *blockcount,
xfs_exntst_t state)
{
- xfs_fsblock_t firstfsb;
+ xfs_fsblock_t firstfsb = NULLFSBLOCK;
int error = 0;
trace_xfs_bmap_deferred(tp->t_mountp,
diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c
index ab2270a..d9b3d57 100644
--- a/fs/xfs/xfs_reflink.c
+++ b/fs/xfs/xfs_reflink.c
@@ -329,7 +329,7 @@ xfs_reflink_convert_cow_extent(
xfs_filblks_t count_fsb,
struct xfs_defer_ops *dfops)
{
- xfs_fsblock_t first_block;
+ xfs_fsblock_t first_block = NULLFSBLOCK;
int nimaps = 1;
if (imap->br_state == XFS_EXT_NORM)
--
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