Geo: output 10 chars of geohash, not 11.

This does not limit the actual precision, because the last digit bits were
garbage, and the shift value became even negative in the last iteration.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/geo.c b/src/geo.c
index f47f4ee22..049335a4f 100644
--- a/src/geo.c
+++ b/src/geo.c
@@ -734,14 +734,14 @@ void geohashCommand(client *c) {
             r[1].max = 90;
             geohashEncode(&r[0],&r[1],xy[0],xy[1],26,&hash);
 
-            char buf[12];
+            char buf[11];
             int i;
-            for (i = 0; i < 11; i++) {
+            for (i = 0; i < 10; i++) {
                 int idx = (hash.bits >> (52-((i+1)*5))) & 0x1f;
                 buf[i] = geoalphabet[idx];
             }
-            buf[11] = '\0';
-            addReplyBulkCBuffer(c,buf,11);
+            buf[10] = '\0';
+            addReplyBulkCBuffer(c,buf,10);
         }
     }
 }