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-rw-r--r--mysys/base64.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mysys/base64.c b/mysys/base64.c
index 6157dcaa5af..ab66715c929 100644
--- a/mysys/base64.c
+++ b/mysys/base64.c
@@ -223,7 +223,7 @@ base64_decode(const char *src_base, size_t len,
The variable 'i' is set to 'len' when padding has been read, so it
does not actually reflect the number of bytes read from 'src'.
*/
- return i != len ? -1 : d - dst_base;
+ return i != len ? -1 : (int) (d - dst_base);
}