Fix memory leak on error path when clusters bitmap writing fails.

1 files changed, 1 insertions, 0 deletions

diff --git a/mkfs/cbm.c b/mkfs/cbm.c
index c4a2afd..5d1e63f 100644
--- a/mkfs/cbm.c
+++ b/mkfs/cbm.c
@@ -62,6 +62,7 @@ static int cbm_write(struct exfat_dev* dev)
 			BMAP_SET(bitmap, i);
 	if (exfat_write(dev, bitmap, bitmap_size) < 0)
 	{
+		free(bitmap);
 		exfat_error("failed to write bitmap of %zu bytes", bitmap_size);
 		return 1;
 	}