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| author | Markus Elfring <elfring@users.sourceforge.net> | 2017-11-07 10:51:00 +0300 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2017-11-18 00:43:50 +0300 |
| commit | 0671d8f108762efc51ca893dbf8f0ba72f655c3d (patch) | |
| tree | ec6b213e1bbd724aad9601c09f09b3dc2dfac6ed /fs/nfs/write.c | |
| parent | fcd8843c406b46433857ae45e5e9d84b01a7d20b (diff) | |
| download | linux-0671d8f108762efc51ca893dbf8f0ba72f655c3d.tar.xz | |
nfs/write: Use common error handling code in nfs_lock_and_join_requests()
Add a jump target so that a bit of exception handling can be better reused
at the end of this function.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs/write.c')
| -rw-r--r-- | fs/nfs/write.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c index babebbccae2a..5b5f464f6f2a 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -487,10 +487,8 @@ try_again: } ret = nfs_page_group_lock(head); - if (ret < 0) { - nfs_unlock_and_release_request(head); - return ERR_PTR(ret); - } + if (ret < 0) + goto release_request; /* lock each request in the page group */ total_bytes = head->wb_bytes; @@ -515,8 +513,7 @@ try_again: if (ret < 0) { nfs_unroll_locks(inode, head, subreq); nfs_release_request(subreq); - nfs_unlock_and_release_request(head); - return ERR_PTR(ret); + goto release_request; } } /* @@ -532,8 +529,8 @@ try_again: nfs_page_group_unlock(head); nfs_unroll_locks(inode, head, subreq); nfs_unlock_and_release_request(subreq); - nfs_unlock_and_release_request(head); - return ERR_PTR(-EIO); + ret = -EIO; + goto release_request; } } @@ -576,6 +573,10 @@ try_again: /* still holds ref on head from nfs_page_find_head_request * and still has lock on head from lock loop */ return head; + +release_request: + nfs_unlock_and_release_request(head); + return ERR_PTR(ret); } static void nfs_write_error_remove_page(struct nfs_page *req) |