linux-imx
Public
Source
committed 594cc251fdd107
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if (unlikely(count <= 0))109
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return 0;110
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max_addr = user_addr_max();112
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src_addr = (unsigned long)str;113
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if (likely(src_addr < max_addr)) {114
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unsigned long max = max_addr - src_addr;115
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long retval;116
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user_access_begin();118
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retval = do_strnlen_user(str, count, max);119
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user_access_end();120
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return retval;117
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if (user_access_begin(str, max)) {118
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retval = do_strnlen_user(str, count, max);119
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user_access_end();120
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return retval;121
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}121
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}122
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return 0;123
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}124
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EXPORT_SYMBOL(strnlen_user);