31 lines
668 B
Text
31 lines
668 B
Text
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dnl #
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dnl # Grsecurity kernel API change
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dnl # constified parameters of module_param_call() methods
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_MODULE_PARAM_CALL_CONST], [
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AC_MSG_CHECKING([whether module_param_call() is hardened])
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ZFS_LINUX_TRY_COMPILE([
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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int param_get(char *b, const struct kernel_param *kp)
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{
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return (0);
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}
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int param_set(const char *b, const struct kernel_param *kp)
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{
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return (0);
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}
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module_param_call(p, param_set, param_get, NULL, 0644);
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],[
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],[
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AC_MSG_RESULT(yes)
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AC_DEFINE(MODULE_PARAM_CALL_CONST, 1,
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[hardened module_param_call])
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],[
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AC_MSG_RESULT(no)
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])
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])
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