path_encode: fix max length calculation

Sebastian Krahmer wrote:
> it should reserve 4 times not 3 times len :)

diff --git a/udev/lib/libudev-util.c b/udev/lib/libudev-util.c
index b628fdd44c33a35eea72535b029838c19f0ee76d..a40be067578e164346002410a27c634d61e95d33 100644 (file)
--- a/udev/lib/libudev-util.c
+++ b/udev/lib/libudev-util.c
@@ -103,7 +103,7 @@ int util_log_priority(const char *priority)
 
 size_t util_path_encode(char *s, size_t len)
 {
-       char t[(len * 3)+1];
+       char t[(len * 4)+1];
        size_t i, j;
 
        for (i = 0, j = 0; s[i] != '\0'; i++) {