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authorAlexandre Belloni <alexandre.belloni@bootlin.com>2018-02-12 23:47:23 +0100
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2018-03-01 10:49:17 +0100
commit409baf1785db703583a5f0b51c0d0b114e14f4fb (patch)
tree34933cd5242aff1b1c7f348afb6be2384d57fb0d
parente9fb7682fa22b16175b6cabcc481ec53ba696c43 (diff)
downloadop-kernel-dev-409baf1785db703583a5f0b51c0d0b114e14f4fb.zip
op-kernel-dev-409baf1785db703583a5f0b51c0d0b114e14f4fb.tar.gz
rtc: ds1307: put struct nvmem_config on the stack
Avoid allocating memory for struct nvmem_config as it is only necessary at the nvmem registration. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
-rw-r--r--drivers/rtc/rtc-ds1307.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index c146411..4021d478 100644
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -114,7 +114,6 @@ enum ds_type {
# define RX8025_BIT_XST 0x20
struct ds1307 {
- struct nvmem_config nvmem_cfg;
enum ds_type type;
unsigned long flags;
#define HAS_NVRAM 0 /* bit 0 == sysfs file active */
@@ -1702,16 +1701,18 @@ read_rtc:
return err;
if (chip->nvram_size) {
- ds1307->nvmem_cfg.name = "ds1307_nvram";
- ds1307->nvmem_cfg.word_size = 1;
- ds1307->nvmem_cfg.stride = 1;
- ds1307->nvmem_cfg.size = chip->nvram_size;
- ds1307->nvmem_cfg.reg_read = ds1307_nvram_read;
- ds1307->nvmem_cfg.reg_write = ds1307_nvram_write;
- ds1307->nvmem_cfg.priv = ds1307;
+ struct nvmem_config nvmem_cfg = {
+ .name = "ds1307_nvram",
+ .word_size = 1,
+ .stride = 1,
+ .size = chip->nvram_size,
+ .reg_read = ds1307_nvram_read,
+ .reg_write = ds1307_nvram_write,
+ .priv = ds1307,
+ };
ds1307->rtc->nvram_old_abi = true;
- rtc_nvmem_register(ds1307->rtc, &ds1307->nvmem_cfg);
+ rtc_nvmem_register(ds1307->rtc, &nvmem_cfg);
}
ds1307_hwmon_register(ds1307);
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