krb5 commit [krb5-1.13]: Fix unlikely leak in sendto_kdc

[Tom Yu]

https://github.com/krb5/krb5/commit/c36c4e4b12ed10d2fe4c8c0293e036dff8985758
commit c36c4e4b12ed10d2fe4c8c0293e036dff8985758
Author: Greg Hudson <ghudson at mit.edu>
Date:   Tue Jun 28 22:10:35 2016 -0400

    Fix unlikely leak in sendto_kdc
    
    If a TCP connection is killed after it allocates the buffer (so is no
    longer in READING state), free the buffer during cleanup.
    
    (cherry picked from commit 6895dc9f204520e7f4da8da879cc67c149bc4e6b)
    
    ticket: 8444
    version_fixed: 1.13.7

 src/lib/krb5/os/sendto_kdc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/lib/krb5/os/sendto_kdc.c b/src/lib/krb5/os/sendto_kdc.c
index 3b3b438..9c54d99 100644
--- a/src/lib/krb5/os/sendto_kdc.c
+++ b/src/lib/krb5/os/sendto_kdc.c
@@ -1512,7 +1512,7 @@ cleanup:
             closesocket(state->fd);
             free_http_tls_data(context, state);
         }
-        if (state->state == READING && state->in.buf != udpbuf)
+        if (state->in.buf != udpbuf)
             free(state->in.buf);
         if (callback_info) {
             callback_info->pfn_cleanup(callback_info->data,