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streamAppendItem(): Update the radix tree pointer only if changed.

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antirez 2018-10-02 19:44:54 +02:00
parent 9d4f51e1ff
commit 32e0d2376f
1 changed files with 2 additions and 1 deletions
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3
src/t_stream.c
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@ -349,7 +349,8 @@ int streamAppendItem(stream *s, robj **argv, int64_t numfields, streamID *added_
lp = lpAppendInteger(lp,lp_count);
/* Insert back into the tree in order to update the listpack pointer. */
raxInsert(s->rax,(unsigned char*)&rax_key,sizeof(rax_key),lp,NULL);
if (ri.data != lp)
raxInsert(s->rax,(unsigned char*)&rax_key,sizeof(rax_key),lp,NULL);
s->length++;
s->last_id = id;
if (added_id) *added_id = id;