Fixed gz mode for compression level not using ascii numeric value.

diff --git a/test/fuzz/minigzip_fuzzer.c b/test/fuzz/minigzip_fuzzer.c
index 7c5d3ef635cce755cc25504325e5bbc52f466d05..6703ac58ffed5e1a53bfcd3689b23f51c5baaf5f 100644 (file)
--- a/test/fuzz/minigzip_fuzzer.c
+++ b/test/fuzz/minigzip_fuzzer.c
@@ -265,7 +265,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t dataLen) {
     snprintf(outmode, sizeof(outmode), "%s", "wb");
 
     /* Compression level: [0..9]. */
-    outmode[2] = data[0] % 10;
+    outmode[2] = '0' + (data[0] % 10);
 
     switch (data[dataLen-1] % 6) {
     default: