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| author | Marko Mäkelä <marko.makela@mariadb.com> | 2020-11-03 16:24:47 +0200 |
|---|---|---|
| committer | Marko Mäkelä <marko.makela@mariadb.com> | 2020-11-03 16:24:47 +0200 |
| commit | 133b4b46fefde402542214d8226262534dc3601a (patch) | |
| tree | 51bbdc0ee35a4af61e5af6d97948963ae9354f39 /storage/myisam | |
| parent | 44836bcd12e3974e79c928be747955bfb3b73910 (diff) | |
| parent | 533a13af069d8c9e6c5f4e1a72851497185ade03 (diff) | |
| download | mariadb-git-133b4b46fefde402542214d8226262534dc3601a.tar.gz | |
Merge 10.4 into 10.5
Diffstat (limited to 'storage/myisam')
| -rw-r--r-- | storage/myisam/mi_key.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/storage/myisam/mi_key.c b/storage/myisam/mi_key.c index ed72acf627e..087eb59c7c0 100644 --- a/storage/myisam/mi_key.c +++ b/storage/myisam/mi_key.c @@ -147,8 +147,11 @@ uint _mi_make_key(register MI_INFO *info, uint keynr, uchar *key, set_if_smaller(length,tmp_length); FIX_LENGTH(cs, pos, length, char_length); store_key_length_inc(key,char_length); - memcpy(key, pos, char_length); - key+= char_length; + if (char_length) + { + memcpy(key, pos, char_length); + key+= char_length; + } continue; } else if (keyseg->flag & HA_SWAP_KEY) |