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authorMichel Lespinasse <walken@google.com>2011-03-11 03:50:58 +0100
committerThomas Gleixner <tglx@linutronix.de>2011-03-11 12:23:31 +0100
commit8d7718aa082aaf30a0b4989e1f04858952f941bc (patch)
treef006a565d138cec2b497c2bd619f570ad1a11f6e /arch/frv/include/asm/futex.h
parentfutex: Sanitize cmpxchg_futex_value_locked API (diff)
downloadlinux-8d7718aa082aaf30a0b4989e1f04858952f941bc.tar.xz
linux-8d7718aa082aaf30a0b4989e1f04858952f941bc.zip
futex: Sanitize futex ops argument types
Change futex_atomic_op_inuser and futex_atomic_cmpxchg_inatomic prototypes to use u32 types for the futex as this is the data type the futex core code uses all over the place. Signed-off-by: Michel Lespinasse <walken@google.com> Cc: Darren Hart <darren@dvhart.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Matt Turner <mattst88@gmail.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: David Howells <dhowells@redhat.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Michal Simek <monstr@monstr.eu> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: "James E.J. Bottomley" <jejb@parisc-linux.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Paul Mundt <lethal@linux-sh.org> Cc: "David S. Miller" <davem@davemloft.net> Cc: Chris Metcalf <cmetcalf@tilera.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> LKML-Reference: <20110311025058.GD26122@google.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/frv/include/asm/futex.h')
-rw-r--r--arch/frv/include/asm/futex.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/frv/include/asm/futex.h b/arch/frv/include/asm/futex.h
index 0548f8e4d11e..4bea27f50a7a 100644
--- a/arch/frv/include/asm/futex.h
+++ b/arch/frv/include/asm/futex.h
@@ -7,11 +7,11 @@
#include <asm/errno.h>
#include <asm/uaccess.h>
-extern int futex_atomic_op_inuser(int encoded_op, int __user *uaddr);
+extern int futex_atomic_op_inuser(int encoded_op, u32 __user *uaddr);
static inline int
-futex_atomic_cmpxchg_inatomic(int *uval, int __user *uaddr,
- int oldval, int newval)
+futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
+ u32 oldval, u32 newval)
{
return -ENOSYS;
}