[PATCH 4.1 47/86] ARM: 8449/1: fix bug in vdsomunge swab32 macro

Greg Kroah-Hartman
2015-11-06T20:15:12Z

From: "H. Nikolaus Schaller" <hns@goldelico.com>

commit 38850d786a799c3ff2de0dc1980902c3263698dc upstream.

Commit 8a603f91cc48 ("ARM: 8445/1: fix vdsomunge not to depend on
glibc specific byteswap.h") unfortunately introduced a bug created but
not found during discussion and patch simplification.

Reported-by: Efraim Yawitz <efraim.yawitz@gmail.com>
Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Fixes: 8a603f91cc48 ("ARM: 8445/1: fix vdsomunge not to depend on glibc specific byteswap.h")
Signed-off-by: Nathan Lynch <nathan_lynch@mentor.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
arch/arm/vdso/vdsomunge.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/arm/vdso/vdsomunge.c
+++ b/arch/arm/vdso/vdsomunge.c
@@ -66,7 +66,7 @@
((((x) & 0x000000ff) << 24) | \
(((x) & 0x0000ff00) << 8) | \
(((x) & 0x00ff0000) >> 8) | \
- (((x) & 0xff000000) << 24))
+ (((x) & 0xff000000) >> 24))

#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
#define HOST_ORDER ELFDATA2LSB