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| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2014-12-29 14:00:19 +0100 |
|---|---|---|
| committer | Eric Van Hensbergen <ericvh@gmail.com> | 2015-03-20 15:34:41 +0100 |
| commit | b642f7269bd40ae9abe9cff01581b2eb5e2c2287 (patch) | |
| tree | 40f638e64883cb5224c1c2c0a6a3c34579c9f737 /lib/btree.c | |
| parent | 9p: fix error handling in v9fs_file_do_lock (diff) | |
| download | linux-b642f7269bd40ae9abe9cff01581b2eb5e2c2287.tar.xz linux-b642f7269bd40ae9abe9cff01581b2eb5e2c2287.zip | |
9p: do not crash on unknown lock status code
Current 9p implementation will crash whole system if sees unknown lock
status code. It's trivial target for DOS: 9p server can produce such
code easily.
Let's fallback more gracefully: warning in dmesg + -ENOLCK.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Dominique Martinet <dominique.martinet@cea.fr>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'lib/btree.c')
0 files changed, 0 insertions, 0 deletions