diff options
| author | Kees Cook <keescook@chromium.org> | 2017-03-05 10:31:19 +0300 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2017-03-08 01:01:00 +0300 |
| commit | a61072aae693ba08390f92eed1dd0573fa5c3cd9 (patch) | |
| tree | f0e5084369f55c2b8f0365dfaf3ef1e582754803 /drivers | |
| parent | 83f70f0769ddd8a368cb6346a918102818232962 (diff) | |
| download | linux-a61072aae693ba08390f92eed1dd0573fa5c3cd9.tar.xz | |
pstore: Replace arguments for erase() API
This removes the argument list for the erase() callback and replaces it
with a pointer to the backend record details to be removed.
Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/apei/erst.c | 8 | ||||
| -rw-r--r-- | drivers/firmware/efi/efi-pstore.c | 26 |
2 files changed, 14 insertions, 20 deletions
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c index 440588d189e7..7207e5fc9d3d 100644 --- a/drivers/acpi/apei/erst.c +++ b/drivers/acpi/apei/erst.c @@ -927,8 +927,7 @@ static int erst_open_pstore(struct pstore_info *psi); static int erst_close_pstore(struct pstore_info *psi); static ssize_t erst_reader(struct pstore_record *record); static int erst_writer(struct pstore_record *record); -static int erst_clearer(enum pstore_type_id type, u64 id, int count, - struct timespec time, struct pstore_info *psi); +static int erst_clearer(struct pstore_record *record); static struct pstore_info erst_info = { .owner = THIS_MODULE, @@ -1100,10 +1099,9 @@ static int erst_writer(struct pstore_record *record) return ret; } -static int erst_clearer(enum pstore_type_id type, u64 id, int count, - struct timespec time, struct pstore_info *psi) +static int erst_clearer(struct pstore_record *record) { - return erst_clear(id); + return erst_clear(record->id); } static int __init erst_init(void) diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c index f81e3ec6f1c0..93d8cdbe7ef4 100644 --- a/drivers/firmware/efi/efi-pstore.c +++ b/drivers/firmware/efi/efi-pstore.c @@ -266,10 +266,7 @@ static int efi_pstore_write(struct pstore_record *record) }; struct pstore_erase_data { - u64 id; - enum pstore_type_id type; - int count; - struct timespec time; + struct pstore_record *record; efi_char16_t *name; }; @@ -295,8 +292,9 @@ static int efi_pstore_erase_func(struct efivar_entry *entry, void *data) * Check if an old format, which doesn't support * holding multiple logs, remains. */ - sprintf(name_old, "dump-type%u-%u-%lu", ed->type, - (unsigned int)ed->id, ed->time.tv_sec); + snprintf(name_old, sizeof(name_old), "dump-type%u-%u-%lu", + ed->record->type, (unsigned int)ed->record->id, + ed->record->time.tv_sec); for (i = 0; i < DUMP_NAME_LEN; i++) efi_name_old[i] = name_old[i]; @@ -321,8 +319,7 @@ static int efi_pstore_erase_func(struct efivar_entry *entry, void *data) return 1; } -static int efi_pstore_erase(enum pstore_type_id type, u64 id, int count, - struct timespec time, struct pstore_info *psi) +static int efi_pstore_erase(struct pstore_record *record) { struct pstore_erase_data edata; struct efivar_entry *entry = NULL; @@ -331,17 +328,16 @@ static int efi_pstore_erase(enum pstore_type_id type, u64 id, int count, int found, i; unsigned int part; - do_div(id, 1000); - part = do_div(id, 100); - sprintf(name, "dump-type%u-%u-%d-%lu", type, part, count, time.tv_sec); + do_div(record->id, 1000); + part = do_div(record->id, 100); + snprintf(name, sizeof(name), "dump-type%u-%u-%d-%lu", + record->type, record->part, record->count, + record->time.tv_sec); for (i = 0; i < DUMP_NAME_LEN; i++) efi_name[i] = name[i]; - edata.id = part; - edata.type = type; - edata.count = count; - edata.time = time; + edata.record = record; edata.name = efi_name; if (efivar_entry_iter_begin()) |