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-rw-r--r--sql/unireg.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/sql/unireg.h b/sql/unireg.h
index 6ce638928e8..efc3d6958f5 100644
--- a/sql/unireg.h
+++ b/sql/unireg.h
@@ -78,7 +78,8 @@
#define cmp_record(A,B) memcmp((A)->record[0],(A)->B,(size_t) (A)->s->reclength)
#define empty_record(A) { \
restore_record((A),s->default_values); \
- bfill((A)->null_flags,(A)->s->null_bytes,255);\
+ if ((A)->s->null_bytes) \
+ bfill((A)->null_flags,(A)->s->null_bytes,255); \
}
/* Defines for use with openfrm, openprt and openfrd */