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authorSergei Golubchik <sergii@pisem.net>2011-07-02 22:08:51 +0200
committerSergei Golubchik <sergii@pisem.net>2011-07-02 22:08:51 +0200
commit9809f05199aeb0b67991fac41bd86f38730768dc (patch)
treefa2792ff86d0da014b535d743759810612338042 /sql/field_conv.cc
parent0accbd0364e0333e0b119aa9ce93e34ded9df6cb (diff)
parent5a0e7394a5ae0c7b6a1ea35b7ea3a8985325987a (diff)
downloadmariadb-git-9809f05199aeb0b67991fac41bd86f38730768dc.tar.gz
5.5-merge
Diffstat (limited to 'sql/field_conv.cc')
-rw-r--r--sql/field_conv.cc7
1 files changed, 2 insertions, 5 deletions
diff --git a/sql/field_conv.cc b/sql/field_conv.cc
index a27b471442b..2f6d84c999b 100644
--- a/sql/field_conv.cc
+++ b/sql/field_conv.cc
@@ -784,11 +784,8 @@ int field_conv(Field *to,Field *from)
((Field_varstring*)from)->length_bytes ==
((Field_varstring*)to)->length_bytes))
{ // Identical fields
-#ifdef HAVE_valgrind
- /* This may happen if one does 'UPDATE ... SET x=x' */
- if (to->ptr != from->ptr)
-#endif
- memcpy(to->ptr,from->ptr,to->pack_length());
+ // to->ptr==from->ptr may happen if one does 'UPDATE ... SET x=x'
+ memmove(to->ptr, from->ptr, to->pack_length());
return 0;
}
}