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87b2c3fc63
In file included from include/linux/flat.h:13:0,
from fs/binfmt_flat.c:36:
arch/h8300/include/asm/flat.h: In function 'flat_get_addr_from_rp':
arch/h8300/include/asm/flat.h:28:3: error: expected ')' before 'val'
val &= 0x00ffffff;
^
arch/h8300/include/asm/flat.h:31:1: error: expected expression before '}' token
}
^
In file included from include/linux/flat.h:13:0,
from fs/binfmt_flat.c:36:
arch/h8300/include/asm/flat.h:26:6: warning: unused variable 'val' [-Wunused-variable]
u32 val = get_unaligned((__force u32 *)rp);
^
In file included from include/linux/flat.h:13:0,
from fs/binfmt_flat.c:36:
arch/h8300/include/asm/flat.h:31:1: warning: no return statement in function returning non-void [-Wreturn-type]
}
^
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Fixes: 468138d785 ("binfmt_flat: flat_{get,put}_addr_from_rp() should be able to fail")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
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* arch/h8300/asm/include/flat.h -- uClinux flat-format executables
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*/
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#ifndef __H8300_FLAT_H__
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#define __H8300_FLAT_H__
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#include <asm/unaligned.h>
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#define flat_argvp_envp_on_stack() 1
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#define flat_old_ram_flag(flags) 1
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#define flat_reloc_valid(reloc, size) ((reloc) <= (size))
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#define flat_set_persistent(relval, p) 0
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/*
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* on the H8 a couple of the relocations have an instruction in the
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* top byte. As there can only be 24bits of address space, we just
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* always preserve that 8bits at the top, when it isn't an instruction
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* is is 0 (davidm@snapgear.com)
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*/
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#define flat_get_relocate_addr(rel) (rel & ~0x00000001)
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static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
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u32 *addr, u32 *persistent)
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{
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u32 val = get_unaligned((__force u32 *)rp);
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if (!(flags & FLAT_FLAG_GOTPIC))
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val &= 0x00ffffff;
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*addr = val;
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return 0;
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}
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static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
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{
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u32 *p = (__force u32 *)rp;
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put_unaligned((addr & 0x00ffffff) | (*(char *)p << 24), p);
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return 0;
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}
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#endif /* __H8300_FLAT_H__ */
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