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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-04-19 00:45:30 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-04-19 00:45:30 +0300 |
| commit | dba94f2155f581395ef9608418778e3491b3d470 (patch) | |
| tree | 71b034aa2f6bafd5bb7ffcefe68c89cef6bbfc6d /fs/9p/vfs_file.c | |
| parent | 34a984f7b0cc6355a1e0c184251d0d4cc86f44d2 (diff) | |
| parent | f569d3ef8254d4b3b8daa4f131f9397d48bf296c (diff) | |
| download | linux-dba94f2155f581395ef9608418778e3491b3d470.tar.xz | |
Merge tag 'for-linus-4.1-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs
Pull 9pfs updates from Eric Van Hensbergen:
"Some accumulated cleanup patches for kerneldoc and unused variables as
well as some lock bug fixes and adding privateport option for RDMA"
* tag 'for-linus-4.1-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs:
net/9p: add a privport option for RDMA transport.
fs/9p: Initialize status in v9fs_file_do_lock.
net/9p: Initialize opts->privport as it should be.
net/9p: use memcpy() instead of snprintf() in p9_mount_tag_show()
9p: use unsigned integers for nwqid/count
9p: do not crash on unknown lock status code
9p: fix error handling in v9fs_file_do_lock
9p: remove unused variable in p9_fd_create()
9p: kerneldoc warning fixes
Diffstat (limited to 'fs/9p/vfs_file.c')
| -rw-r--r-- | fs/9p/vfs_file.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c index 2a9dd37dc426..1ef16bd8280b 100644 --- a/fs/9p/vfs_file.c +++ b/fs/9p/vfs_file.c @@ -151,7 +151,7 @@ static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl) { struct p9_flock flock; struct p9_fid *fid; - uint8_t status; + uint8_t status = P9_LOCK_ERROR; int res = 0; unsigned char fl_type; @@ -196,7 +196,7 @@ static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl) for (;;) { res = p9_client_lock_dotl(fid, &flock, &status); if (res < 0) - break; + goto out_unlock; if (status != P9_LOCK_BLOCKED) break; @@ -214,14 +214,16 @@ static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl) case P9_LOCK_BLOCKED: res = -EAGAIN; break; + default: + WARN_ONCE(1, "unknown lock status code: %d\n", status); + /* fallthough */ case P9_LOCK_ERROR: case P9_LOCK_GRACE: res = -ENOLCK; break; - default: - BUG(); } +out_unlock: /* * incase server returned error for lock request, revert * it locally |