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BITFIELD: Fix #<index> form parsing.

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antirez
2016-05-02 08:41:26 +02:00
parent f84871cb5d
commit c333a9e2d7
1 changed files with 4 additions and 6 deletions
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src/bitops.c
+4 -6
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@@ -398,20 +398,18 @@ int getBitOffsetFromArgument(client *c, robj *o, size_t *offset, int hash, int b
char *err = "bit offset is not an integer or out of range";
char *p = o->ptr;
size_t plen = sdslen(p);
int usehash = 0;
/* Handle #<offset> form. */
if (hash && bits > 0) {
p++;
plen--;
}
if (p[0] == '#' && hash && bits > 0) usehash = 1;
if (string2ll(p,plen,&loffset) == 0) {
if (string2ll(p+usehash,plen-usehash,&loffset) == 0) {
addReplyError(c,err);
return C_ERR;
}
/* Adjust the offset by 'bits' for #<offset> form. */
if (hash && bits > 0) loffset *= bits;
if (usehash) loffset *= bits;
/* Limit offset to 512MB in bytes */
if ((loffset < 0) || ((unsigned long long)loffset >> 3) >= (512*1024*1024))