acct: check FMODE_CAN_WRITE

it's not calling ->write() directly anymore.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/acct.c b/kernel/acct.c
index e6c10d1a4058..74963d192c5d 100644
--- a/kernel/acct.c
+++ b/kernel/acct.c
@@ -213,7 +213,7 @@ static int acct_on(struct filename *pathname)
                 return -EACCES;
         }
 
-        if (!file->f_op->write) {
+        if (!(file->f_mode & FMODE_CAN_WRITE)) {
                 kfree(acct);
                 filp_close(file, NULL);
                 return -EIO;