nfs: fix do_div() warning by instead using sector_div()

When compiling a 32bit kernel with CONFIG_LBDAF=3Dn the compiler compla= ins like
shown below. Fix this warning by instead using sector_div() which is p= rovided
by the kernel.h header file.
=20
fs/nfs/blocklayout/extents.c: In function =E2=80=98normalize=E2=80=99:
include/asm-generic/div64.h:43:28: warning: comparison of distinct poin= ter types lacks a cast [enabled by default] fs/nfs/blocklayout/extents.c:47:13: note: in expansion of macro =E2=80=98= do_div=E2=80=99
nfs/blocklayout/extents.c:47:2: warning: right shift count >=3D width o= f type [enabled by default]
fs/nfs/blocklayout/extents.c:47:2: warning: passing argument 1 of =E2=80= =98__div64_32=E2=80=99 from incompatible pointer type [enabled by defau= lt]
include/asm-generic/div64.h:35:17: note: expected =E2=80=98uint64_t *=E2= =80=99 but argument is of type =E2=80=98sector_t *=E2=80=99
extern uint32_t __div64_32(uint64_t *dividend, uint32_t divisor);

c
index 9c3e117..4d01614 100644

@@ -44,7 +44,7 @@
 static inline sector_t normalize(sector_t s, int base)
 {
 	sector_t tmp =3D s; /* Since do_div modifies its argument */
-	return s - do_div(tmp, base);
+	return s - sector_div(tmp, base);
 }

=20
static inline sector_t normalize_up(sector_t s, int base)
--
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