From 867ada484f883a3332012ba45de4082403091136 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Tue, 13 Oct 2015 09:35:39 +0200 Subject: [PATCH] fs: devfs: Allow mount path in cdev_open When opening a cdev also allow a path beginning with /dev/ as some users of cdev_open already open coded this behaviour. Signed-off-by: Sascha Hauer --- fs/devfs-core.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/fs/devfs-core.c b/fs/devfs-core.c index 62571fb8a..2541ea36e 100644 --- a/fs/devfs-core.c +++ b/fs/devfs-core.c @@ -121,9 +121,13 @@ int cdev_do_open(struct cdev *cdev, unsigned long flags) struct cdev *cdev_open(const char *name, unsigned long flags) { - struct cdev *cdev = cdev_by_name(name); + struct cdev *cdev; int ret; + if (!strncmp(name, "/dev/", 5)) + name += 5; + + cdev = cdev_by_name(name); if (!cdev) return NULL;