From: Miklos Szeredi <miklos@szeredi.hu>
Date: Tue, 11 Apr 2006 05:54:56 +0000 (-0700)
Subject: [PATCH] fuse: consolidate device errors
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=a87046d822f2d982d25b24c4a644d34f22d4888a;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

[PATCH] fuse: consolidate device errors

Return consistent error values for the case when the opened device file has no
mount associated yet.

Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 63d2cf43b5e..6b8843d4ad8 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -739,7 +739,7 @@ static ssize_t fuse_dev_writev(struct file *file, const struct iovec *iov,
 	struct fuse_copy_state cs;
 	struct fuse_conn *fc = fuse_get_conn(file);
 	if (!fc)
-		return -ENODEV;
+		return -EPERM;
 
 	fuse_copy_init(&cs, fc, 0, NULL, iov, nr_segs);
 	if (nbytes < sizeof(struct fuse_out_header))
@@ -930,7 +930,7 @@ static int fuse_dev_fasync(int fd, struct file *file, int on)
 {
 	struct fuse_conn *fc = fuse_get_conn(file);
 	if (!fc)
-		return -ENODEV;
+		return -EPERM;
 
 	/* No locking - fasync_helper does its own locking */
 	return fasync_helper(fd, file, on, &fc->fasync);