ceph: fix error handling in ceph_get_caps()
The function return 0 even when interrupted or try_get_cap_refs()
return error.
Fixes: 1199d7da2d
("ceph: simplify arguments and return semantics of try_get_cap_refs")
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
parent
3e1d0452ed
commit
7b2f936fc8
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@ -2738,15 +2738,13 @@ int ceph_get_caps(struct ceph_inode_info *ci, int need, int want,
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_got = 0;
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ret = try_get_cap_refs(ci, need, want, endoff,
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false, &_got);
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if (ret == -EAGAIN) {
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if (ret == -EAGAIN)
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continue;
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} else if (!ret) {
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int err;
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if (!ret) {
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DEFINE_WAIT_FUNC(wait, woken_wake_function);
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add_wait_queue(&ci->i_cap_wq, &wait);
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while (!(err = try_get_cap_refs(ci, need, want, endoff,
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while (!(ret = try_get_cap_refs(ci, need, want, endoff,
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true, &_got))) {
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if (signal_pending(current)) {
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ret = -ERESTARTSYS;
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@ -2756,14 +2754,16 @@ int ceph_get_caps(struct ceph_inode_info *ci, int need, int want,
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}
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remove_wait_queue(&ci->i_cap_wq, &wait);
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if (err == -EAGAIN)
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if (ret == -EAGAIN)
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continue;
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}
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if (ret == -ESTALE) {
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/* session was killed, try renew caps */
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ret = ceph_renew_caps(&ci->vfs_inode);
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if (ret == 0)
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continue;
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if (ret < 0) {
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if (ret == -ESTALE) {
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/* session was killed, try renew caps */
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ret = ceph_renew_caps(&ci->vfs_inode);
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if (ret == 0)
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continue;
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}
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return ret;
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}
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