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kernel/sysctl-test: use SYSCTL_{ZERO/ONE_HUNDRED} instead of i_{zero/one_hundred} 

It is better to use SYSCTL_ZERO and SYSCTL_ONE_HUNDRED instead of &i_zero
and &i_one_hundred, and then we can remove these two local variable.

No functional change.

Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
This commit is contained in:
Liu Shixin 2022-09-08 16:29:47 +08:00 committed by Luis Chamberlain
parent b13bc7cbb9
commit c06a17fe05
1 changed files with 20 additions and 23 deletions
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43
kernel/sysctl-test.c
View File

@ -9,9 +9,6 @@
#define KUNIT_PROC_READ 0 #define KUNIT_PROC_READ 0
#define KUNIT_PROC_WRITE 1 #define KUNIT_PROC_WRITE 1
static int i_zero;
static int i_one_hundred = 100;
/* /*
* Test that proc_dointvec will not try to use a NULL .data field even when the * Test that proc_dointvec will not try to use a NULL .data field even when the
* length is non-zero. * length is non-zero.
@ -29,8 +26,8 @@ static void sysctl_test_api_dointvec_null_tbl_data(struct kunit *test)
.maxlen = sizeof(int), .maxlen = sizeof(int),
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec, .proc_handler = proc_dointvec,
.extra1 = &i_zero, .extra1 = SYSCTL_ZERO,
.extra2 = &i_one_hundred, .extra2 = SYSCTL_ONE_HUNDRED,
}; };
/* /*
* proc_dointvec expects a buffer in user space, so we allocate one. We * proc_dointvec expects a buffer in user space, so we allocate one. We
@ -79,8 +76,8 @@ static void sysctl_test_api_dointvec_table_maxlen_unset(struct kunit *test)
.maxlen = 0, .maxlen = 0,
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec, .proc_handler = proc_dointvec,
.extra1 = &i_zero, .extra1 = SYSCTL_ZERO,
.extra2 = &i_one_hundred, .extra2 = SYSCTL_ONE_HUNDRED,
}; };
void __user *buffer = (void __user *)kunit_kzalloc(test, sizeof(int), void __user *buffer = (void __user *)kunit_kzalloc(test, sizeof(int),
GFP_USER); GFP_USER);
@ -122,8 +119,8 @@ static void sysctl_test_api_dointvec_table_len_is_zero(struct kunit *test)
.maxlen = sizeof(int), .maxlen = sizeof(int),
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec, .proc_handler = proc_dointvec,
.extra1 = &i_zero, .extra1 = SYSCTL_ZERO,
.extra2 = &i_one_hundred, .extra2 = SYSCTL_ONE_HUNDRED,
}; };
void __user *buffer = (void __user *)kunit_kzalloc(test, sizeof(int), void __user *buffer = (void __user *)kunit_kzalloc(test, sizeof(int),
GFP_USER); GFP_USER);
@ -156,8 +153,8 @@ static void sysctl_test_api_dointvec_table_read_but_position_set(
.maxlen = sizeof(int), .maxlen = sizeof(int),
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec, .proc_handler = proc_dointvec,
.extra1 = &i_zero, .extra1 = SYSCTL_ZERO,
.extra2 = &i_one_hundred, .extra2 = SYSCTL_ONE_HUNDRED,
}; };
void __user *buffer = (void __user *)kunit_kzalloc(test, sizeof(int), void __user *buffer = (void __user *)kunit_kzalloc(test, sizeof(int),
GFP_USER); GFP_USER);
@ -191,8 +188,8 @@ static void sysctl_test_dointvec_read_happy_single_positive(struct kunit *test)
.maxlen = sizeof(int), .maxlen = sizeof(int),
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec, .proc_handler = proc_dointvec,
.extra1 = &i_zero, .extra1 = SYSCTL_ZERO,
.extra2 = &i_one_hundred, .extra2 = SYSCTL_ONE_HUNDRED,
}; };
size_t len = 4; size_t len = 4;
loff_t pos = 0; loff_t pos = 0;
@ -222,8 +219,8 @@ static void sysctl_test_dointvec_read_happy_single_negative(struct kunit *test)
.maxlen = sizeof(int), .maxlen = sizeof(int),
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec, .proc_handler = proc_dointvec,
.extra1 = &i_zero, .extra1 = SYSCTL_ZERO,
.extra2 = &i_one_hundred, .extra2 = SYSCTL_ONE_HUNDRED,
}; };
size_t len = 5; size_t len = 5;
loff_t pos = 0; loff_t pos = 0;
@ -251,8 +248,8 @@ static void sysctl_test_dointvec_write_happy_single_positive(struct kunit *test)
.maxlen = sizeof(int), .maxlen = sizeof(int),
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec, .proc_handler = proc_dointvec,
.extra1 = &i_zero, .extra1 = SYSCTL_ZERO,
.extra2 = &i_one_hundred, .extra2 = SYSCTL_ONE_HUNDRED,
}; };
char input[] = "9"; char input[] = "9";
size_t len = sizeof(input) - 1; size_t len = sizeof(input) - 1;
@ -281,8 +278,8 @@ static void sysctl_test_dointvec_write_happy_single_negative(struct kunit *test)
.maxlen = sizeof(int), .maxlen = sizeof(int),
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec, .proc_handler = proc_dointvec,
.extra1 = &i_zero, .extra1 = SYSCTL_ZERO,
.extra2 = &i_one_hundred, .extra2 = SYSCTL_ONE_HUNDRED,
}; };
char input[] = "-9"; char input[] = "-9";
size_t len = sizeof(input) - 1; size_t len = sizeof(input) - 1;
@ -313,8 +310,8 @@ static void sysctl_test_api_dointvec_write_single_less_int_min(
.maxlen = sizeof(int), .maxlen = sizeof(int),
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec, .proc_handler = proc_dointvec,
.extra1 = &i_zero, .extra1 = SYSCTL_ZERO,
.extra2 = &i_one_hundred, .extra2 = SYSCTL_ONE_HUNDRED,
}; };
size_t max_len = 32, len = max_len; size_t max_len = 32, len = max_len;
loff_t pos = 0; loff_t pos = 0;
@ -351,8 +348,8 @@ static void sysctl_test_api_dointvec_write_single_greater_int_max(
.maxlen = sizeof(int), .maxlen = sizeof(int),
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec, .proc_handler = proc_dointvec,
.extra1 = &i_zero, .extra1 = SYSCTL_ZERO,
.extra2 = &i_one_hundred, .extra2 = SYSCTL_ONE_HUNDRED,
}; };
size_t max_len = 32, len = max_len; size_t max_len = 32, len = max_len;
loff_t pos = 0; loff_t pos = 0;