[PATCH 1/2] nfsd: remove /proc/fs/nfs when create /proc/fs/nfs/exports error

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when create /proc/fs/nfs/exports error, we should remove /proc/fs/nfs,
if don't do it, it maybe cause Memory leak.

 Signed-off-by: fanchaoting <fanchaoting@xxxxxxxxxxxxxx>
 Reviewed-by: chendt.fnst <chendt.fnst@xxxxxxxxxxxxxx>

---
 fs/nfsd/nfsctl.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index f33455b..58e4db4 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -1102,8 +1102,10 @@ static int create_proc_exports_entry(void)
 		return -ENOMEM;
 	entry = proc_create("exports", 0, entry,
 				 &exports_proc_operations);
-	if (!entry)
+	if (!entry) {
+		remove_proc_entry("fs/nfs", NULL);
 		return -ENOMEM;
+	}
 	return 0;
 }
 #else /* CONFIG_PROC_FS */
-- 
1.7.1


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