Tighten up a lot of casts from unsigned to int which are read by one

[sgt/putty] / sshpubk.c

diff --git a/sshpubk.c b/sshpubk.c
index b860040..72aaaa9 100644 (file)
--- a/sshpubk.c
+++ b/sshpubk.c
@@ -67,12 +67,13 @@ static int loadrsakey_main(FILE * fp, struct RSAKey *key, int pub_only,
     i += 4;
 
     /* Now the serious stuff. An ordinary SSH-1 public key. */
-    i += makekey(buf + i, len, key, NULL, 1);
-    if (i < 0)
+    j = makekey(buf + i, len, key, NULL, 1);
+    if (j < 0)
        goto end;                      /* overran */
+    i += j;
 
     /* Next, the comment field. */
-    j = GET_32BIT(buf + i);
+    j = toint(GET_32BIT(buf + i));
     i += 4;
     if (j < 0 || len - i < j)
        goto end;