lib/ext2fs: fix unbalanced mutex unlock for BOUNCE_MTX in unix_io

f_crashdisk test failed with UNIX_IO_FORCE_BOUNCE=yes due to unbalanced
mutex unlock in below path.

This patch fixes it.

Signed-off-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>

diff --git a/lib/ext2fs/unix_io.c b/lib/ext2fs/unix_io.c
index 353d85a..3171c73 100644 (file)
--- a/lib/ext2fs/unix_io.c
+++ b/lib/ext2fs/unix_io.c
@@ -306,7 +306,6 @@ bounce_read:
        while (size > 0) {
                actual = read(data->dev, data->bounce, align_size);
                if (actual != align_size) {
-                       mutex_unlock(data, BOUNCE_MTX);
                        actual = really_read;
                        buf -= really_read;
                        size += really_read;