[PATCH 29/31] binfmt_flat: use flush_icache_user_range

Christoph Hellwig
2020-05-10T07:55:08Z

load_flat_file works on user addresses.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
fs/binfmt_flat.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index 831a2b25ba79f..6f0aca5379da2 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -854,7 +854,7 @@ static int load_flat_file(struct linux_binprm *bprm,
#endif /* CONFIG_BINFMT_FLAT_OLD */
}

- flush_icache_range(start_code, end_code);
+ flush_icache_user_range(start_code, end_code);

/* zero the BSS, BRK and stack areas */
if (clear_user((void __user *)(datapos + data_len), bss_len +
--
2.26.2