[PATCH 26/29] exec: use flush_icache_user_range in read_code

Christoph Hellwig
2020-05-15T14:36:43Z

read_code operates on user addresses.

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

diff --git a/fs/exec.c b/fs/exec.c
index a4f766f296f8f..c541867316a63 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1033,7 +1033,7 @@ ssize_t read_code(struct file *file, unsigned long addr, loff_t pos, size_t len)
{
ssize_t res = vfs_read(file, (void __user *)addr, len, &pos);
if (res > 0)
- flush_icache_range(addr, addr + len);
+ flush_icache_user_range(addr, addr + len);
return res;
}
EXPORT_SYMBOL(read_code);
--
2.26.2