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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-02-02 10:14:31 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-02-02 10:14:31 -0800 |
| commit | 88808fbbead481aedb46640a5ace69c58287f56a (patch) | |
| tree | 9c4a8b096a46cf83fcfb2171be08bdd4b82b0413 /fs/lockd | |
| parent | d5084ffbc50c76e4a237d87e022e88f6b15b3cb9 (diff) | |
| parent | ab451ea952fe9d7afefae55ddb28943a148247fe (diff) | |
| download | linux-stable-88808fbbead481aedb46640a5ace69c58287f56a.tar.gz linux-stable-88808fbbead481aedb46640a5ace69c58287f56a.tar.bz2 linux-stable-88808fbbead481aedb46640a5ace69c58287f56a.zip | |
Merge tag 'nfsd-5.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux
Pull nfsd fixes from Chuck Lever:
"Notable bug fixes:
- Ensure SM_NOTIFY doesn't crash the NFS server host
- Ensure NLM locks are cleaned up after client reboot
- Fix a leak of internal NFSv4 lease information"
* tag 'nfsd-5.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux:
nfsd: nfsd4_setclientid_confirm mistakenly expires confirmed client.
lockd: fix failure to cleanup client locks
lockd: fix server crash on reboot of client holding lock
Diffstat (limited to 'fs/lockd')
| -rw-r--r-- | fs/lockd/svcsubs.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/fs/lockd/svcsubs.c b/fs/lockd/svcsubs.c index cb3a7512c33e..0a22a2faf552 100644 --- a/fs/lockd/svcsubs.c +++ b/fs/lockd/svcsubs.c @@ -179,19 +179,21 @@ nlm_delete_file(struct nlm_file *file) static int nlm_unlock_files(struct nlm_file *file) { struct file_lock lock; - struct file *f; + locks_init_lock(&lock); lock.fl_type = F_UNLCK; lock.fl_start = 0; lock.fl_end = OFFSET_MAX; - for (f = file->f_file[0]; f <= file->f_file[1]; f++) { - if (f && vfs_lock_file(f, F_SETLK, &lock, NULL) < 0) { - pr_warn("lockd: unlock failure in %s:%d\n", - __FILE__, __LINE__); - return 1; - } - } + if (file->f_file[O_RDONLY] && + vfs_lock_file(file->f_file[O_RDONLY], F_SETLK, &lock, NULL)) + goto out_err; + if (file->f_file[O_WRONLY] && + vfs_lock_file(file->f_file[O_WRONLY], F_SETLK, &lock, NULL)) + goto out_err; return 0; +out_err: + pr_warn("lockd: unlock failure in %s:%d\n", __FILE__, __LINE__); + return 1; } /* |