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kernel, ksud: clean headers and add fd wrapper for devpts (#193)

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* Now Official KernelSU devpts compat is questionable
Squashed commits:
4893fad235
e7c3d4a6a6
4bb2dae3f5

Signed-off-by: Faris <rissu.ntk@gmail.com>
Co-authored-by: 5ec1cff <56485584+5ec1cff@users.noreply.github.com>
Co-authored-by: weishu <twsxtd@gmail.com>
Co-authored-by: backslashxx <118538522+backslashxx@users.noreply.github.com>
This commit is contained in:
Faris
2025-11-07 20:12:12 +07:00
committed by ShirkNeko
parent 968c3f7d57
commit 29c6e2dbcc
19 changed files with 700 additions and 272 deletions
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69
kernel/selinux/rules.c
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@@ -238,23 +238,26 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
char perm_buf[MAX_SEPOL_LEN];
char *s, *t, *c, *p;
if (get_object(src_buf, (void __user *)data.sepol1, sizeof(src_buf), &s) < 0) {
if (get_object(src_buf, (void __user *)data.sepol1,
sizeof(src_buf), &s) < 0) {
pr_err("sepol: copy src failed.\n");
goto exit;
}
if (get_object(tgt_buf, (void __user *)data.sepol2, sizeof(tgt_buf), &t) < 0) {
if (get_object(tgt_buf, (void __user *)data.sepol2,
sizeof(tgt_buf), &t) < 0) {
pr_err("sepol: copy tgt failed.\n");
goto exit;
}
if (get_object(cls_buf, (void __user *)data.sepol3, sizeof(cls_buf), &c) < 0) {
if (get_object(cls_buf, (void __user *)data.sepol3,
sizeof(cls_buf), &c) < 0) {
pr_err("sepol: copy cls failed.\n");
goto exit;
}
if (get_object(perm_buf, (void __user *)data.sepol4, sizeof(perm_buf), &p) <
0) {
if (get_object(perm_buf, (void __user *)data.sepol4,
sizeof(perm_buf), &p) < 0) {
pr_err("sepol: copy perm failed.\n");
goto exit;
}
@@ -285,15 +288,18 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
char perm_set[MAX_SEPOL_LEN];
char *s, *t, *c;
if (get_object(src_buf, (void __user *)data.sepol1, sizeof(src_buf), &s) < 0) {
if (get_object(src_buf, (void __user *)data.sepol1,
sizeof(src_buf), &s) < 0) {
pr_err("sepol: copy src failed.\n");
goto exit;
}
if (get_object(tgt_buf, (void __user *)data.sepol2, sizeof(tgt_buf), &t) < 0) {
if (get_object(tgt_buf, (void __user *)data.sepol2,
sizeof(tgt_buf), &t) < 0) {
pr_err("sepol: copy tgt failed.\n");
goto exit;
}
if (get_object(cls_buf, (void __user *)data.sepol3, sizeof(cls_buf), &c) < 0) {
if (get_object(cls_buf, (void __user *)data.sepol3,
sizeof(cls_buf), &c) < 0) {
pr_err("sepol: copy cls failed.\n");
goto exit;
}
@@ -302,8 +308,8 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
pr_err("sepol: copy operation failed.\n");
goto exit;
}
if (strncpy_from_user(perm_set, (void __user *)data.sepol5, sizeof(perm_set)) <
0) {
if (strncpy_from_user(perm_set, (void __user *)data.sepol5,
sizeof(perm_set)) < 0) {
pr_err("sepol: copy perm_set failed.\n");
goto exit;
}
@@ -324,7 +330,8 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
case CMD_TYPE_STATE: {
char src[MAX_SEPOL_LEN];
if (strncpy_from_user(src, (void __user *)data.sepol1, sizeof(src)) < 0) {
if (strncpy_from_user(src, (void __user *)data.sepol1,
sizeof(src)) < 0) {
pr_err("sepol: copy src failed.\n");
goto exit;
}
@@ -346,11 +353,13 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
char type[MAX_SEPOL_LEN];
char attr[MAX_SEPOL_LEN];
if (strncpy_from_user(type, (void __user *)data.sepol1, sizeof(type)) < 0) {
if (strncpy_from_user(type, (void __user *)data.sepol1,
sizeof(type)) < 0) {
pr_err("sepol: copy type failed.\n");
goto exit;
}
if (strncpy_from_user(attr, (void __user *)data.sepol2, sizeof(attr)) < 0) {
if (strncpy_from_user(attr, (void __user *)data.sepol2,
sizeof(attr)) < 0) {
pr_err("sepol: copy attr failed.\n");
goto exit;
}
@@ -371,7 +380,8 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
case CMD_ATTR: {
char attr[MAX_SEPOL_LEN];
if (strncpy_from_user(attr, (void __user *)data.sepol1, sizeof(attr)) < 0) {
if (strncpy_from_user(attr, (void __user *)data.sepol1,
sizeof(attr)) < 0) {
pr_err("sepol: copy attr failed.\n");
goto exit;
}
@@ -389,15 +399,18 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
char default_type[MAX_SEPOL_LEN];
char object[MAX_SEPOL_LEN];
if (strncpy_from_user(src, (void __user *)data.sepol1, sizeof(src)) < 0) {
if (strncpy_from_user(src, (void __user *)data.sepol1,
sizeof(src)) < 0) {
pr_err("sepol: copy src failed.\n");
goto exit;
}
if (strncpy_from_user(tgt, (void __user *)data.sepol2, sizeof(tgt)) < 0) {
if (strncpy_from_user(tgt, (void __user *)data.sepol2,
sizeof(tgt)) < 0) {
pr_err("sepol: copy tgt failed.\n");
goto exit;
}
if (strncpy_from_user(cls, (void __user *)data.sepol3, sizeof(cls)) < 0) {
if (strncpy_from_user(cls, (void __user *)data.sepol3,
sizeof(cls)) < 0) {
pr_err("sepol: copy cls failed.\n");
goto exit;
}
@@ -410,7 +423,8 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
if ((void __user *)data.sepol5 == NULL) {
real_object = NULL;
} else {
if (strncpy_from_user(object, (void __user *)data.sepol5,
if (strncpy_from_user(object,
(void __user *)data.sepol5,
sizeof(object)) < 0) {
pr_err("sepol: copy object failed.\n");
goto exit;
@@ -430,15 +444,18 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
char cls[MAX_SEPOL_LEN];
char default_type[MAX_SEPOL_LEN];
if (strncpy_from_user(src, (void __user *)data.sepol1, sizeof(src)) < 0) {
if (strncpy_from_user(src, (void __user *)data.sepol1,
sizeof(src)) < 0) {
pr_err("sepol: copy src failed.\n");
goto exit;
}
if (strncpy_from_user(tgt, (void __user *)data.sepol2, sizeof(tgt)) < 0) {
if (strncpy_from_user(tgt, (void __user *)data.sepol2,
sizeof(tgt)) < 0) {
pr_err("sepol: copy tgt failed.\n");
goto exit;
}
if (strncpy_from_user(cls, (void __user *)data.sepol3, sizeof(cls)) < 0) {
if (strncpy_from_user(cls, (void __user *)data.sepol3,
sizeof(cls)) < 0) {
pr_err("sepol: copy cls failed.\n");
goto exit;
}
@@ -465,16 +482,18 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
char name[MAX_SEPOL_LEN];
char path[MAX_SEPOL_LEN];
char context[MAX_SEPOL_LEN];
if (strncpy_from_user(name, (void __user *)data.sepol1, sizeof(name)) < 0) {
if (strncpy_from_user(name, (void __user *)data.sepol1,
sizeof(name)) < 0) {
pr_err("sepol: copy name failed.\n");
goto exit;
}
if (strncpy_from_user(path, (void __user *)data.sepol2, sizeof(path)) < 0) {
if (strncpy_from_user(path, (void __user *)data.sepol2,
sizeof(path)) < 0) {
pr_err("sepol: copy path failed.\n");
goto exit;
}
if (strncpy_from_user(context, (void __user *)data.sepol3, sizeof(context)) <
0) {
if (strncpy_from_user(context, (void __user *)data.sepol3,
sizeof(context)) < 0) {
pr_err("sepol: copy context failed.\n");
goto exit;
}