NFS: Fix fcntl F_GETLK not reporting some conflicts
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Message ID 1290978245-14415-1-git-send-email-vsu@altlinux.ru
State Accepted, archived
Delegated to: Trond Myklebust
Headers show

Commit Message

Sergey Vlasov Nov. 28, 2010, 9:04 p.m. UTC
None

Patch
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diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 60677f9..7bf029e 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -693,6 +693,7 @@  do_getlk(struct file *filp, int cmd, struct file_lock *fl, int is_local)
 {
 	struct inode *inode = filp->f_mapping->host;
 	int status = 0;
+	unsigned int saved_type = fl->fl_type;
 
 	/* Try local locking first */
 	posix_test_lock(filp, fl);
@@ -700,6 +701,7 @@  do_getlk(struct file *filp, int cmd, struct file_lock *fl, int is_local)
 		/* found a conflict */
 		goto out;
 	}
+	fl->fl_type = saved_type;
 
 	if (nfs_have_delegation(inode, FMODE_READ))
 		goto out_noconflict;