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author | Keith Bostic <keith@wiredtiger.com> | 2014-02-26 08:08:21 -0500 |
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committer | Keith Bostic <keith@wiredtiger.com> | 2014-02-26 08:09:49 -0500 |
commit | 27e5aeb968ae36a23f24995a466560297735afc8 (patch) | |
tree | 0d1cb6244caa6330ea75824eb9a9bb01ff8a10f1 /src/support/scratch.c | |
parent | 99305a5414b8140472cc45e2aec926da5c7a0046 (diff) | |
download | mongo-27e5aeb968ae36a23f24995a466560297735afc8.tar.gz |
Allow overlapping strings when setting a buffer's contents, it's not
insane __wt_buf_set might be used to shuffle strings in an existing
WT_ITEM buffer. Reference #881, but this doesn't close it, we still
want to understand why it can happen.
Diffstat (limited to 'src/support/scratch.c')
-rw-r--r-- | src/support/scratch.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/support/scratch.c b/src/support/scratch.c index 4b342977372..1aae8649901 100644 --- a/src/support/scratch.c +++ b/src/support/scratch.c @@ -127,7 +127,8 @@ __wt_buf_set( /* Ensure the buffer is large enough. */ WT_RET(__wt_buf_initsize(session, buf, size)); - memcpy(buf->mem, data, size); + /* Copy, allowing for overlapping strings. */ + memmove(buf->mem, data, size); return (0); } |