From e9ce7a5ed2519c90ec9acc5cc6afe6e996d1bd2e Mon Sep 17 00:00:00 2001
From: Moinak Ghosh <moinakg@gmail.com>
Date: Sun, 26 May 2013 23:38:10 +0530
Subject: [PATCH] Fix a crash with invalid PCOMPRESS_CHUNK_HASH_GLOBAL. Update
 testcase to correctly detect core files.

---
 rabin/rabin_dedup.c | 2 +-
 test/t9.tst         | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/rabin/rabin_dedup.c b/rabin/rabin_dedup.c
index 2fd4fb4..7182787 100755
--- a/rabin/rabin_dedup.c
+++ b/rabin/rabin_dedup.c
@@ -228,7 +228,7 @@ create_dedupe_context(uint64_t chunksize, uint64_t real_chunksize, int rab_blk_s
 				if (get_checksum_props(ck, &chunk_cksum, &cksum_bytes, &mac_bytes, 1) != 0 ||
 				    strcmp(ck, "CRC64") == 0) {
 					fprintf(stderr, "Invalid PCOMPRESS_CHUNK_HASH_GLOBAL. Reverting to default.\n");
-					chunk_cksum = -1;
+					chunk_cksum = 0;
 				}
 			}
 			if (chunk_cksum == 0) {
diff --git a/test/t9.tst b/test/t9.tst
index 8f50112..099462b 100644
--- a/test/t9.tst
+++ b/test/t9.tst
@@ -31,6 +31,12 @@ then
 	rm -f ${tstf}.pz
 fi
 unset PCOMPRESS_CHUNK_HASH_GLOBAL
+if [ -f core* ]
+then
+	echo "FATAL: Compression crashed"
+	rm -f ${tstf}.pz
+	rm -f core*
+fi
 
 for feat in "-L" "-L -D" "-L -D -E -M -C" "-L -B5" "-L -D -E -B2" "-F" "-F -L"
 do
@@ -47,6 +53,7 @@ do
 	then
 		echo "FATAL: Compression crashed"
 		rm -f ${tstf}.pz
+		rm -f core*
 		break
 	fi
 	rm -f ${tstf}.pz