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| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2018-10-12 08:30:57 +0900 |
|---|---|---|
| committer | Yukihiro "Matz" Matsumoto <[email protected]> | 2018-10-12 08:30:57 +0900 |
| commit | 249fef7dc49ee5c22256aa7e9c36cd788e0ba323 (patch) | |
| tree | 4032fe737f1e6672562a110c9f62e866045e078c /src | |
| parent | 82e00ce60f358489ae2c3a7fdbe4da9bf264b286 (diff) | |
| download | mruby-249fef7dc49ee5c22256aa7e9c36cd788e0ba323.tar.gz mruby-249fef7dc49ee5c22256aa7e9c36cd788e0ba323.zip | |
Add `NULL` check in `sg_compact()`; fix #4139
Diffstat (limited to 'src')
| -rw-r--r-- | src/hash.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/hash.c b/src/hash.c index 5bccb3091..325c7e66f 100644 --- a/src/hash.c +++ b/src/hash.c @@ -226,12 +226,14 @@ sg_index(mrb_state *mrb, seglist *t) static void sg_compact(mrb_state *mrb, seglist *t) { - segment *seg = t->rootseg; + segment *seg; mrb_int i; segment *seg2 = NULL; mrb_int i2; mrb_int size = 0; + if (t == NULL) return; + seg = t->rootseg; if (t->index && (size_t)t->size == t->index->size) { sg_index(mrb, t); return; |