[PATCH] fat: use nls_tolower simplify code

From: Wang Jianjian
Date: Wed Nov 27 2024 - 22:18:42 EST


Signed-off-by: Wang Jianjian <wangjianjian3@xxxxxxxxxx>
---
fs/fat/dir.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/fs/fat/dir.c b/fs/fat/dir.c
index acbec5bdd521..88bf16204aab 100644
--- a/fs/fat/dir.c
+++ b/fs/fat/dir.c
@@ -214,10 +214,7 @@ fat_short2lower_uni(struct nls_table *t, unsigned char *c,
*uni = 0x003f; /* a question mark */
charlen = 1;
} else if (charlen <= 1) {
- unsigned char nc = t->charset2lower[*c];
-
- if (!nc)
- nc = *c;
+ unsigned char nc = nls_tolower(t, *c);

charlen = t->char2uni(&nc, 1, uni);
if (charlen < 0) {
--
2.34.1