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| author | Peter Staubach <staubach@redhat.com> | 2006-03-25 03:08:04 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-25 08:22:59 -0800 |
| commit | 57070d012cd425c3a71663528c56a436abd2d9da (patch) | |
| tree | b5c4a356b9db70d59341695b8eca578d05f1972e /fs | |
| parent | 30087baf8810cd96b0ca2858993f29a89965ffff (diff) | |
| download | linux-stable-57070d012cd425c3a71663528c56a436abd2d9da.tar.gz linux-stable-57070d012cd425c3a71663528c56a436abd2d9da.tar.bz2 linux-stable-57070d012cd425c3a71663528c56a436abd2d9da.zip | |
[PATCH] compat_sys_nfsservctl(): handle errors correctly
Correct some error handling on the compat version of the nfsservctl()
system. It was detecting errors while copying in the arguments from user
space, but then attempting to use the arguments anyway. This didn't seem
so good.
Signed-off-by: Peter Staubach <staubach@redhat.com>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Cc: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/compat.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/compat.c b/fs/compat.c index 2a88477330fc..263990ae4096 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -2170,9 +2170,12 @@ asmlinkage long compat_sys_nfsservctl(int cmd, struct compat_nfsctl_arg __user * default: err = -EINVAL; - goto done; + break; } + if (err) + goto done; + oldfs = get_fs(); set_fs(KERNEL_DS); /* The __user pointer casts are valid because of the set_fs() */ |