diff options
Diffstat (limited to 'src/cache.c')
| -rw-r--r-- | src/cache.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/cache.c b/src/cache.c index 11c7faf3..ea9d9a1f 100644 --- a/src/cache.c +++ b/src/cache.c @@ -15,6 +15,7 @@ #include <sys/types.h> +#include <limits.h> #include <stdlib.h> #include <string.h> @@ -142,7 +143,9 @@ static int Cache_client_enqueue(const DilloUrl *Url, DilloWeb *Web, static int ClientKey = 0; /* Provide a primary key for each client */ CacheClient_t *NewClient; - if (++ClientKey <= 0) + if (ClientKey < INT_MAX) /* check for integer overflow */ + ClientKey++; + else ClientKey = 1; NewClient = dNew(CacheClient_t, 1); |