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fix crash in BITFIELD GET on non existing key or wrong type see #3259

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this was a bug in the recent refactoring: bee963c4459223d874e3294a0d8638a588d33c8e
This commit is contained in:
oranagra 2016-05-24 14:52:43 +03:00
parent 8c4f4d12d8
commit c4433d2a6a
1 changed files with 5 additions and 3 deletions
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8
src/bitops.c
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@ -1049,12 +1049,14 @@ void bitfieldCommand(client *c) {
} else {
/* GET */
unsigned char buf[9];
long strlen;
long strlen = 0;
unsigned char *src = NULL;
char llbuf[LONG_STR_SIZE];
o = lookupKeyRead(c->db,c->argv[1]);
src = getObjectReadOnlyString(o,&strlen,llbuf);
if ((o = lookupKeyRead(c->db,c->argv[1])) != NULL) {
if (checkType(c,o,OBJ_STRING)) continue;
src = getObjectReadOnlyString(o,&strlen,llbuf);
}
/* For GET we use a trick: before executing the operation
* copy up to 9 bytes to a local buffer, so that we can easily