[PATCH] nfsd: sign conversion obscuring errors in nfsd_set_posix_acl()

[Florin Malita <fmalita@gmail.com>]

Assigning the result of posix_acl_to_xattr() to an unsigned data type
(size/size_t) obscures possible errors.

Coverity CID: 1206.

Signed-off-by: Florin Malita <fmalita@gmail.com>
---

diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 6aa92d0..1d65f13 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1922,11 +1922,10 @@ nfsd_set_posix_acl(struct svc_fh *fhp, i
 		value = kmalloc(size, GFP_KERNEL);
 		if (!value)
 			return -ENOMEM;
-		size = posix_acl_to_xattr(acl, value, size);
-		if (size < 0) {
-			error = size;
+		error = posix_acl_to_xattr(acl, value, size);
+		if (error < 0)
 			goto getout;
-		}
+		size = error;
 	} else
 		size = 0;
 


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