From: Mark Adler <fork@madler.net>
Date: Thu, 6 Oct 2022 19:57:31 +0000 (-0700)
Subject: Remove redundant check in gz_look().
X-Git-Tag: 2.0.7~7
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=261fc21732f40bb9fc1064b32a2a4fd5e4b918d8;p=thirdparty%2Fzlib-ng.git

Remove redundant check in gz_look().
---

diff --git a/gzread.c b/gzread.c
index c3b3a035..f29371bd 100644
--- a/gzread.c
+++ b/gzread.c
@@ -145,11 +145,9 @@ static int gz_look(gz_state *state) {
        the output buffer is larger than the input buffer, which also assures
        space for gzungetc() */
     state->x.next = state->out;
-    if (strm->avail_in) {
-        memcpy(state->x.next, strm->next_in, strm->avail_in);
-        state->x.have = strm->avail_in;
-        strm->avail_in = 0;
-    }
+    memcpy(state->x.next, strm->next_in, strm->avail_in);
+    state->x.have = strm->avail_in;
+    strm->avail_in = 0;
     state->how = COPY;
     state->direct = 1;
     return 0;