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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)
[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)