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26 lines
610 B
26 lines
610 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _ASM_GENERIC_FLAT_H |
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#define _ASM_GENERIC_FLAT_H |
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#include <linux/uaccess.h> |
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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) |
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{ |
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#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS |
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return copy_from_user(addr, rp, 4) ? -EFAULT : 0; |
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#else |
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return get_user(*addr, rp); |
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#endif |
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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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#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS |
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return copy_to_user(rp, &addr, 4) ? -EFAULT : 0; |
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#else |
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return put_user(addr, rp); |
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#endif |
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} |
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#endif /* _ASM_GENERIC_FLAT_H */
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