fs: Update FILE position in lseek()

Instead on relying on driver callbacks to update 'pos' in FILE, do it
as a part of lseek() code. This allows us to drop a bit of repeating
code as well as making lseek() implementation consistent with write()
and read().

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/fs.c b/fs/fs.c
index 625ed10b70..bfed252a4b 100644
--- a/fs/fs.c
+++ b/fs/fs.c
@@ -448,6 +448,8 @@ loff_t lseek(int fildes, loff_t offset, int whence)
 		return -1;
 	}
 
+	f->pos = pos;
+
 	return pos;
 
 out: