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-rw-r--r--src/or/connection.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/or/connection.c b/src/or/connection.c
index bcdde6756..72414589c 100644
--- a/src/or/connection.c
+++ b/src/or/connection.c
@@ -3233,7 +3233,7 @@ alloc_http_authenticator(const char *authenticator)
tor_free(base64_authenticator); /* free and set to null */
} else {
int i = 0, j = 0;
- int len = strlen(base64_authenticator);
+ ssize_t len = strlen(base64_authenticator);
/* remove all newline occurrences within the string */
for (i=0; i < len; ++i) {