Use sufficiently large data type for indexes/position counters

1 files changed, 1 insertions, 1 deletions

diff --git a/src/base64.c b/src/base64.c
index ee02356..76990b9 100644
--- a/src/base64.c
+++ b/src/base64.c
@@ -78,7 +78,7 @@ unsigned char *base64decode(const char *buf, size_t *size)
         if (len <= 0) return NULL;
         unsigned char *outbuf = (unsigned char*)malloc((len/4)*3+3);
         const char *ptr = buf;
-        int p = 0;
+        size_t p = 0;
         int wv, w1, w2, w3, w4;
         int tmpval[4];
         int tmpcnt = 0;