pNFS: Handle allocation errors correctly in filelayout_alloc_layout_h…

…dr() Return the NULL pointer when the allocation fails. Reported-by: Fengguang Wu <fengguang.wu@intel.com> Cc: <stable@vger.kernel.org> # 3.5.x Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
git-mirror · May 30, 2014 · 6df200f · 6df200f
1 parent c8e4702
commit 6df200f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
@@ -1348,7 +1348,7 @@ filelayout_alloc_layout_hdr(struct inode *inode, gfp_t gfp_flags)
 	struct nfs4_filelayout *flo;
 
 	flo = kzalloc(sizeof(*flo), gfp_flags);
-	return &flo->generic_hdr;
+	return flo != NULL ? &flo->generic_hdr : NULL;
 }
 
 static void