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Merge pull request #1764 from michael-grunder/lua_cache_segfault

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Fix LUA_OBJCACHE segfault.
This commit is contained in:
Salvatore Sanfilippo 2014-05-20 16:14:34 +02:00
commit ce7c47265b
1 changed files with 3 additions and 1 deletions
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4
src/scripting.c
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@ -237,7 +237,9 @@ int luaRedisGenericCommand(lua_State *lua, int raise_error) {
if (obj_s == NULL) break; /* Not a string. */ if (obj_s == NULL) break; /* Not a string. */
/* Try to use a cached object. */ /* Try to use a cached object. */
if (cached_objects[j] && cached_objects_len[j] >= obj_len) { if (j < LUA_CMD_OBJCACHE_SIZE && cached_objects[j] &&
cached_objects_len[j] >= obj_len)
{
char *s = cached_objects[j]->ptr; char *s = cached_objects[j]->ptr;
struct sdshdr *sh = (void*)(s-(sizeof(struct sdshdr))); struct sdshdr *sh = (void*)(s-(sizeof(struct sdshdr)));