* [PATCH] exfat: check for utf8 option change in exfat_reconfigure
@ 2025-09-25 15:53 Pedro Demarchi Gomes
0 siblings, 0 replies; only message in thread
From: Pedro Demarchi Gomes @ 2025-09-25 15:53 UTC (permalink / raw)
To: linkinjeon, sj1557.seo, yuezhang.mo
Cc: linux-fsdevel, linux-kernel, Pedro Demarchi Gomes,
syzbot+3e9cb93e3c5f90d28e19
Check for utf8 option change since it depends on iocharset
Reported-by: syzbot+3e9cb93e3c5f90d28e19@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=3e9cb93e3c5f90d28e19
Signed-off-by: Pedro Demarchi Gomes <pedrodemargomes@gmail.com>
---
fs/exfat/super.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/exfat/super.c b/fs/exfat/super.c
index e1cffa46eb73..500eb9c20657 100644
--- a/fs/exfat/super.c
+++ b/fs/exfat/super.c
@@ -762,6 +762,7 @@ static int exfat_reconfigure(struct fs_context *fc)
* inodes or dentries, they cannot be modified dynamically.
*/
if (strcmp(new_opts->iocharset, cur_opts->iocharset) ||
+ new_opts->utf8 != cur_opts->utf8 ||
new_opts->keep_last_dots != cur_opts->keep_last_dots ||
new_opts->sys_tz != cur_opts->sys_tz ||
new_opts->time_offset != cur_opts->time_offset ||
--
2.43.0
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2025-09-25 15:53 [PATCH] exfat: check for utf8 option change in exfat_reconfigure Pedro Demarchi Gomes
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