e2fuzz: fix fs handle cleanup when closing fails
Fix the handling of 'fs' when closing the FS fails so that we don't
dereference a NULL pointer. Adapt to use ext2fs_close_free while
we're at it.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Fixes-Coverity-Bug: 1229241
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
diff --git a/misc/e2fuzz.c b/misc/e2fuzz.c
index 644c9c5..8c989dd 100644
--- a/misc/e2fuzz.c
+++ b/misc/e2fuzz.c
@@ -279,23 +279,20 @@
close(fd);
/* Clean up */
- ret = ext2fs_close(fs);
+ ret = ext2fs_close_free(&fs);
if (ret) {
- fs = NULL;
fprintf(stderr, "%s: error while closing filesystem\n",
fsname);
- goto fail2;
+ return 1;
}
return 0;
fail3:
close(fd);
-fail2:
if (corrupt_map != fs->block_map)
ext2fs_free_block_bitmap(corrupt_map);
fail:
- if (fs)
- ext2fs_close(fs);
+ ext2fs_close_free(&fs);
return 1;
}