[patch 1/3] powerpc: Sky CPU: redundant or incorrect tests on unsigned

[akpm at linux-foundation.org]

From: Roel Kluin <roel.kluin at gmail.com>

count is unsigned and cannot be less than 0.

Signed-off-by: Roel Kluin <roel.kluin at gmail.com>
Acked-by: Cyrill Gorcunov <gorcunov at gmail.com>
Cc: Benjamin Herrenschmidt <benh at kernel.crashing.org>
Cc: Kumar Gala <galak at gate.crashing.org>
Cc: Brian Waite <waite at skycomputers.com>
Signed-off-by: Andrew Morton <akpm at linux-foundation.org>
---

 drivers/misc/hdpuftrs/hdpu_cpustate.c |    5 -----
 1 file changed, 5 deletions(-)

diff -puN drivers/misc/hdpuftrs/hdpu_cpustate.c~powerpc-sky-cpu-redundant-or-incorrect-tests-on-unsigned drivers/misc/hdpuftrs/hdpu_cpustate.c
--- a/drivers/misc/hdpuftrs/hdpu_cpustate.c~powerpc-sky-cpu-redundant-or-incorrect-tests-on-unsigned
+++ a/drivers/misc/hdpuftrs/hdpu_cpustate.c
@@ -121,8 +121,6 @@ static ssize_t cpustate_read(struct file
 {
 	unsigned char data;
 
-	if (count < 0)
-		return -EFAULT;
 	if (count == 0)
 		return 0;
 
@@ -137,9 +135,6 @@ static ssize_t cpustate_write(struct fil
 {
 	unsigned char data;
 
-	if (count < 0)
-		return -EFAULT;
-
 	if (count == 0)
 		return 0;
 
_