Various Memsqueezing fixes.

Fixes for leaks (and SEGVs, division by zeros etc) seen when
Memsqueezing.

1 files changed, 10 insertions, 2 deletions

diff --git a/fitz/base_hash.c b/fitz/base_hash.c
index d6ff8ca0..79943a1d 100644
--- a/fitz/base_hash.c
+++ b/fitz/base_hash.c
@@ -54,8 +54,16 @@ fz_new_hash_table(fz_context *ctx, int initialsize, int keylen)
 	table->keylen = keylen;
 	table->size = initialsize;
 	table->load = 0;
-	table->ents = fz_malloc_array(ctx, table->size, sizeof(fz_hash_entry));
-	memset(table->ents, 0, sizeof(fz_hash_entry) * table->size);
+	fz_try(ctx)
+	{
+		table->ents = fz_malloc_array(ctx, table->size, sizeof(fz_hash_entry));
+		memset(table->ents, 0, sizeof(fz_hash_entry) * table->size);
+	}
+	fz_catch(ctx)
+	{
+		fz_free(ctx, table);
+		fz_rethrow(ctx);
+	}
 
 	return table;
 }