[PATCH 08/13] exec: Pass a NULL pointer to kernel_read

["Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>]

We want to start at 0 and do not care about the updated value.

Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
 fs/exec.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/fs/exec.c b/fs/exec.c
index a91003e28eaa..bb18ff89abcd 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1743,10 +1743,8 @@ static int bprm_creds_from_file(struct linux_binprm *bprm)
  */
 static int prepare_binprm(struct linux_binprm *bprm)
 {
-	loff_t pos = 0;
-
 	memset(bprm->buf, 0, BINPRM_BUF_SIZE);
-	return kernel_read(bprm->file, bprm->buf, BINPRM_BUF_SIZE, &pos);
+	return kernel_read(bprm->file, bprm->buf, BINPRM_BUF_SIZE, NULL);
 }
 
 /*
-- 
2.28.0