Remove redundant check in gz_look().

diff --git a/gzread.c.in b/gzread.c.in
index c421f9f56f86ad8efaac7956ba86a27a4566ee75..262517e4fec437ddc839dff09c5e4cffd34ebd72 100644 (file)
--- a/gzread.c.in
+++ b/gzread.c.in
@@ -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;