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| author | Xudong Zhang <zxdvd_zhang@163.com> | 2020-04-02 23:43:19 +0800 |
|---|---|---|
| committer | Xudong Zhang <zxdvd_zhang@163.com> | 2020-04-02 23:43:47 +0800 |
| commit | 78df016584d2d7ab2467e6fb4ac45797972bc80a (patch) | |
| tree | 8669a34195d8203ffd27dc050f838d14a9449510 | |
| parent | 416d394cd9b74645dfd5a7e189303256030202a3 (diff) | |
| download | redis-78df016584d2d7ab2467e6fb4ac45797972bc80a.tar.gz | |
fix integer overflow
| -rw-r--r-- | src/quicklist.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/quicklist.c b/src/quicklist.c index ae183ffd8..52e3988f5 100644 --- a/src/quicklist.c +++ b/src/quicklist.c @@ -110,7 +110,7 @@ quicklist *quicklistCreate(void) { return quicklist; } -#define COMPRESS_MAX (1 << QL_COMP_BITS) +#define COMPRESS_MAX ((1 << QL_COMP_BITS)-1) void quicklistSetCompressDepth(quicklist *quicklist, int compress) { if (compress > COMPRESS_MAX) { compress = COMPRESS_MAX; @@ -120,7 +120,7 @@ void quicklistSetCompressDepth(quicklist *quicklist, int compress) { quicklist->compress = compress; } -#define FILL_MAX (1 << (QL_FILL_BITS-1)) +#define FILL_MAX ((1 << (QL_FILL_BITS-1))-1) void quicklistSetFill(quicklist *quicklist, int fill) { if (fill > FILL_MAX) { fill = FILL_MAX; |