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-rw-r--r--deflate.c2
-rw-r--r--inflate.c2
2 files changed, 4 insertions, 0 deletions
diff --git a/deflate.c b/deflate.c
index 0345980..a578b1a 100644
--- a/deflate.c
+++ b/deflate.c
@@ -279,6 +279,8 @@ int ZEXPORT deflateInit2_(strm, level, method, windowBits, memLevel, strategy,
279 279
280 if (windowBits < 0) { /* suppress zlib wrapper */ 280 if (windowBits < 0) { /* suppress zlib wrapper */
281 wrap = 0; 281 wrap = 0;
282 if (windowBits < -15)
283 return Z_STREAM_ERROR;
282 windowBits = -windowBits; 284 windowBits = -windowBits;
283 } 285 }
284#ifdef GZIP 286#ifdef GZIP
diff --git a/inflate.c b/inflate.c
index 2a3c4fe..8acbef4 100644
--- a/inflate.c
+++ b/inflate.c
@@ -168,6 +168,8 @@ int windowBits;
168 168
169 /* extract wrap request from windowBits parameter */ 169 /* extract wrap request from windowBits parameter */
170 if (windowBits < 0) { 170 if (windowBits < 0) {
171 if (windowBits < -15)
172 return Z_STREAM_ERROR;
171 wrap = 0; 173 wrap = 0;
172 windowBits = -windowBits; 174 windowBits = -windowBits;
173 } 175 }