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authorJeff Dike <jdike@addtoit.com>2005-09-03 15:57:29 -0700
committerLinus Torvalds <torvalds@evo.osdl.org>2005-09-05 00:06:21 -0700
commitec7cf783dd6cf5c8fb6b6767560686ed28d1cd6d (patch)
tree80cd4175dade9146e0353771e69080deda037374 /arch
parent7efd08c85523f9468a6a8748d6f02b3e73967569 (diff)
downloadlinux-ec7cf783dd6cf5c8fb6b6767560686ed28d1cd6d.tar.gz
[PATCH] uml: error path cleanup
This cleans up the error path in ubd_open, causing it now to call ubd_close
appropriately when something fails.

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/um/drivers/ubd_kern.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index 344b24d09a7c..f73134333f64 100644
--- a/arch/um/drivers/ubd_kern.c
+++ b/arch/um/drivers/ubd_kern.c
@@ -668,21 +668,22 @@ static int ubd_add(int n)
 	struct ubd *dev = &ubd_dev[n];
 	int err;
 
+	err = -ENODEV;
 	if(dev->file == NULL)
-		return(-ENODEV);
+		goto out;
 
 	if (ubd_open_dev(dev))
-		return(-ENODEV);
+		goto out;
 
 	err = ubd_file_size(dev, &dev->size);
 	if(err < 0)
-		return(err);
+		goto out_close;
 
 	dev->size = ROUND_BLOCK(dev->size);
 
 	err = ubd_new_disk(MAJOR_NR, dev->size, n, &ubd_gendisk[n]);
 	if(err) 
-		return(err);
+		goto out_close;
  
 	if(fake_major != MAJOR_NR)
 		ubd_new_disk(fake_major, dev->size, n, 
@@ -693,8 +694,11 @@ static int ubd_add(int n)
 	if (fake_ide)
 		make_ide_entries(ubd_gendisk[n]->disk_name);
 
+	err = 0;
+out_close:
 	ubd_close(dev);
-	return 0;
+out:
+	return err;
 }
 
 static int ubd_config(char *str)