diff options
Diffstat (limited to 'django/core/cache/backends')
| -rw-r--r-- | django/core/cache/backends/memcached.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/django/core/cache/backends/memcached.py b/django/core/cache/backends/memcached.py index 9bb47c8344..2c3f198847 100644 --- a/django/core/cache/backends/memcached.py +++ b/django/core/cache/backends/memcached.py @@ -90,6 +90,9 @@ class BaseMemcachedCache(BaseCache): def incr(self, key, delta=1, version=None): key = self.make_key(key, version=version) + # memcached doesn't support a negative delta + if delta < 0: + return self._cache.decr(key, -delta) try: val = self._cache.incr(key, delta) @@ -105,6 +108,9 @@ class BaseMemcachedCache(BaseCache): def decr(self, key, delta=1, version=None): key = self.make_key(key, version=version) + # memcached doesn't support a negative delta + if delta < 0: + return self._cache.incr(key, -delta) try: val = self._cache.decr(key, delta) |