sunrpc: kstrtoul() can also return -ERANGE
Smatch complains that "num" can be uninitialized when kstrtoul() returns -ERANGE. It's true enough, but basically harmless in this case. Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com> Signed-off-by: NAnna Schumaker <Anna.Schumaker@Netapp.com>
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