diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index d847cbbcee4..a128a1f89e6 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -98,19 +98,23 @@
 #define TASK_UNMAPPED_BASE	UL(0x00000000)
 #endif
 
+#ifndef PHYS_OFFSET
+#define PHYS_OFFSET 		UL(CONFIG_DRAM_BASE)
+#endif
+
 #ifndef END_MEM
 #define END_MEM     		(UL(CONFIG_DRAM_BASE) + CONFIG_DRAM_SIZE)
 #endif
 
 #ifndef PAGE_OFFSET
-#define PAGE_OFFSET		PLAT_PHYS_OFFSET
+#define PAGE_OFFSET		(PHYS_OFFSET)
 #endif
 
 /*
  * The module can be at any place in ram in nommu mode.
  */
 #define MODULES_END		(END_MEM)
-#define MODULES_VADDR		PAGE_OFFSET
+#define MODULES_VADDR		(PHYS_OFFSET)
 
 #define XIP_VIRT_ADDR(physaddr)  (physaddr)
 
@@ -137,16 +141,6 @@
 #define page_to_phys(page)	(__pfn_to_phys(page_to_pfn(page)))
 #define phys_to_page(phys)	(pfn_to_page(__phys_to_pfn(phys)))
 
-/*
- * PLAT_PHYS_OFFSET is the offset (from zero) of the start of physical
- * memory.  This is used for XIP and NoMMU kernels, or by kernels which
- * have their own mach/memory.h.  Assembly code must always use
- * PLAT_PHYS_OFFSET and not PHYS_OFFSET.
- */
-#ifndef PLAT_PHYS_OFFSET
-#define PLAT_PHYS_OFFSET	UL(CONFIG_PHYS_OFFSET)
-#endif
-
 #ifndef __ASSEMBLY__
 
 /*
@@ -189,15 +183,22 @@ static inline unsigned long __phys_to_virt(unsigned long x)
 	return t;
 }
 #else
-
-#define PHYS_OFFSET	PLAT_PHYS_OFFSET
-
 #define __virt_to_phys(x)	((x) - PAGE_OFFSET + PHYS_OFFSET)
 #define __phys_to_virt(x)	((x) - PHYS_OFFSET + PAGE_OFFSET)
+#endif
+#endif
+#endif /* __ASSEMBLY__ */
 
+#ifndef PHYS_OFFSET
+#ifdef PLAT_PHYS_OFFSET
+#define PHYS_OFFSET	PLAT_PHYS_OFFSET
+#else
+#define PHYS_OFFSET	UL(CONFIG_PHYS_OFFSET)
 #endif
 #endif
 
+#ifndef __ASSEMBLY__
+
 /*
  * PFNs are used to describe any physical page; this means
  * PFN 0 == physical address 0.
@@ -281,4 +282,4 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
 
 #include <asm-generic/memory_model.h>
 
-#endif
+#endif
\ No newline at end of file
diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c
index 09b24322c8b..496557a15f7 100644
--- a/crypto/blkcipher.c
+++ b/crypto/blkcipher.c
@@ -233,8 +233,6 @@ static int blkcipher_walk_next(struct blkcipher_desc *desc,
 		return blkcipher_walk_done(desc, walk, -EINVAL);
 	}
 
-	bsize = min(walk->blocksize, n);
-
 	walk->flags &= ~(BLKCIPHER_WALK_SLOW | BLKCIPHER_WALK_COPY |
 			 BLKCIPHER_WALK_DIFF);
 	if (!scatterwalk_aligned(&walk->in, walk->alignmask) ||
diff --git a/fs/exec.c b/fs/exec.c
index ae2718e540f..fd2778918e8 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1305,9 +1305,6 @@ static void bprm_fill_uid(struct linux_binprm *bprm)
 	if (bprm->file->f_path.mnt->mnt_flags & MNT_NOSUID)
 		return;
 
-	if (current->no_new_privs)
-		return;
-
 	inode = file_inode(bprm->file);
 	mode = ACCESS_ONCE(inode->i_mode);
 	if (!(mode & (S_ISUID|S_ISGID)))
diff --git a/fs/posix_acl.c b/fs/posix_acl.c
index 567ad1f0e2d..35cc1f40b82 100644
--- a/fs/posix_acl.c
+++ b/fs/posix_acl.c
@@ -438,37 +438,6 @@ posix_acl_create(struct posix_acl **acl, gfp_t gfp, umode_t *mode_p)
 }
 EXPORT_SYMBOL(posix_acl_create);
 
-/**
- * posix_acl_update_mode  -  update mode in set_acl
- *
- * Update the file mode when setting an ACL: compute the new file permission
- * bits based on the ACL.  In addition, if the ACL is equivalent to the new
- * file mode, set *acl to NULL to indicate that no ACL should be set.
- *
- * As with chmod, clear the setgit bit if the caller is not in the owning group
- * or capable of CAP_FSETID (see inode_change_ok).
- *
- * Called from set_acl inode operations.
- */
-int posix_acl_update_mode(struct inode *inode, umode_t *mode_p,
-                          struct posix_acl **acl)
-{
-        umode_t mode = inode->i_mode;
-        int error;
-
-        error = posix_acl_equiv_mode(*acl, &mode);
-        if (error < 0)
-                return error;
-        if (error == 0)
-                *acl = NULL;
-        if (!in_group_p(inode->i_gid) &&
-            !capable_wrt_inode_uidgid(inode, CAP_FSETID))
-                mode &= ~S_ISGID;
-        *mode_p = mode;
-        return 0;
-}
-EXPORT_SYMBOL(posix_acl_update_mode);
-
 int
 posix_acl_chmod(struct posix_acl **acl, gfp_t gfp, umode_t mode)
 {
diff --git a/kernel/power/power.h b/kernel/power/power.h
index 4c21e724161..f1a2afbc26f 100644
--- a/kernel/power/power.h
+++ b/kernel/power/power.h
@@ -190,12 +190,14 @@ struct pm_sleep_state {
 /* kernel/power/suspend.c */
 extern struct pm_sleep_state pm_states[];
 
+extern bool valid_state(suspend_state_t state);
 extern int suspend_devices_and_enter(suspend_state_t state);
 #else /* !CONFIG_SUSPEND */
 static inline int suspend_devices_and_enter(suspend_state_t state)
 {
 	return -ENOSYS;
 }
+static inline bool valid_state(suspend_state_t state) { return false; }
 #endif /* !CONFIG_SUSPEND */
 
 #ifdef CONFIG_PM_TEST_SUSPEND
diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c
index b554a91fdee..f4979aed57e 100644
--- a/kernel/power/suspend.c
+++ b/kernel/power/suspend.c
@@ -66,7 +66,7 @@ void freeze_wake(void)
 }
 EXPORT_SYMBOL_GPL(freeze_wake);
 
-static bool valid_state(suspend_state_t state)
+bool valid_state(suspend_state_t state)
 {
 	/*
 	 * PM_SUSPEND_STANDBY and PM_SUSPEND_MEM states need low level