getdelim: drop comment, give nbuf/nbufsiz function scope

1 files changed, 4 insertions, 10 deletions

diff --git a/crypto/compat/getdelim.c b/crypto/compat/getdelim.c
index 2c5a8a0..9bacf0c 100644
--- a/crypto/compat/getdelim.c
+++ b/crypto/compat/getdelim.c
@@ -35,17 +35,12 @@
 ssize_t
 getdelim(char **buf, size_t *bufsiz, int delimiter, FILE *fp)
 {
-        char *ptr, *eptr;
+        char *ptr, *eptr, *nbuf;
+        size_t nbufsiz;
 
 
-        /*
-         * Ensure the buffer can hold at least one byte plus the NUL
-         * terminator before the loop writes to it.  A caller-supplied
-         * buffer smaller than that is grown rather than overrun.
-         */
         if (*buf == NULL || *bufsiz < 2) {
-                char *nbuf;
-                size_t nbufsiz = BUFSIZ;
+                nbufsiz = BUFSIZ;
                 if ((nbuf = realloc(*buf, nbufsiz)) == NULL)
                         return -1;
                 *buf = nbuf;
@@ -70,9 +65,8 @@ getdelim(char **buf, size_t *bufsiz, int delimiter, FILE *fp)
                         return ptr - *buf;
                 }
                 if (ptr + 2 >= eptr) {
-                        char *nbuf;
-                        size_t nbufsiz = *bufsiz * 2;
                         ssize_t d = ptr - *buf;
+                        nbufsiz = *bufsiz * 2;
                         if ((nbuf = realloc(*buf, nbufsiz)) == NULL)
                                 return -1;
                         *buf = nbuf;