From: Ilya Ponetayev i.ponetaev@ndmsystems.com

On-disk format for name_hash field is LE, so it must be explicitly transformed on BE system for proper result.

Fixes: 370e812b3ec1 ("exfat: add nls operations") Cc: stable@vger.kernel.org # v5.7 Signed-off-by: Chen Minqiang ptpt52@gmail.com Signed-off-by: Ilya Ponetayev i.ponetaev@ndmsystems.com Reviewed-by: Sungjong Seo sj1557.seo@samsung.com Signed-off-by: Namjae Jeon namjae.jeon@samsung.com --- fs/exfat/nls.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/exfat/nls.c b/fs/exfat/nls.c index 57b5a7a4d1f7..c286a5c2e323 100644 --- a/fs/exfat/nls.c +++ b/fs/exfat/nls.c @@ -519,7 +519,7 @@ static int exfat_utf8_to_utf16(struct super_block *sb, exfat_wstrchr(bad_uni_chars, *uniname)) lossy |= NLS_NAME_LOSSY;

- upname[i] = exfat_toupper(sb, *uniname); + upname[i] = cpu_to_le16(exfat_toupper(sb, *uniname)); uniname++; }

@@ -611,7 +611,7 @@ static int exfat_nls_to_ucs2(struct super_block *sb, exfat_wstrchr(bad_uni_chars, *uniname)) lossy |= NLS_NAME_LOSSY;

- upname[unilen] = exfat_toupper(sb, *uniname); + upname[unilen] = cpu_to_le16(exfat_toupper(sb, *uniname)); uniname++; unilen++; }