From: Hans Kristian Rosbach <hk-git@circlestorm.org>
Date: Sat, 10 Jan 2026 20:31:06 +0000 (+0100)
Subject: deflateinit was still checking for failed secondary allocations, this is
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=29977851bfc9e6eee5c7a43acc355d615726029b;p=thirdparty%2Fzlib-ng.git

deflateinit was still checking for failed secondary allocations, this is
no longer necessary as we only allocate a single buffer and has already
been checked for failure before this.
---

diff --git a/deflate.c b/deflate.c
index dcd2e62a4..aa534fb29 100644
--- a/deflate.c
+++ b/deflate.c
@@ -349,13 +349,6 @@ int32_t ZNG_CONDEXPORT PREFIX(deflateInit2)(PREFIX3(stream) *strm, int32_t level
 
     s->pending_buf_size = s->lit_bufsize * 4;
 
-    if (s->window == NULL || s->prev == NULL || s->head == NULL || s->pending_buf == NULL) {
-        s->status = FINISH_STATE;
-        strm->msg = ERR_MSG(Z_MEM_ERROR);
-        PREFIX(deflateEnd)(strm);
-        return Z_MEM_ERROR;
-    }
-
 #ifdef LIT_MEM
     s->d_buf = (uint16_t *)(s->pending_buf + (s->lit_bufsize << 1));
     s->l_buf = s->pending_buf + (s->lit_bufsize << 2);