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authorMarek Vasut <marex@denx.de>2014-03-05 19:59:50 +0100
committerTom Rini <trini@ti.com>2014-03-21 16:43:59 -0400
commit7ce1526ed2bf7a7499a843d38b30095fa2894659 (patch)
tree4cfcf6050115137a4ff027e21ab2fcbf61c58359 /common/env_dataflash.c
parentb401b73d02bb4f97197830e565f19a65577fecc6 (diff)
env: Add env_export() wrapper
Implement env_export() wrapper, so that all implementers of saveenv() don't have to call hexport_r(), crc32() etc. sequence . This trims down a bit of code duplication. Signed-off-by: Marek Vasut <marex@denx.de>
Diffstat (limited to 'common/env_dataflash.c')
-rw-r--r--common/env_dataflash.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/common/env_dataflash.c b/common/env_dataflash.c
index b53b87e9587..034e3231693 100644
--- a/common/env_dataflash.c
+++ b/common/env_dataflash.c
@@ -56,17 +56,12 @@ void env_relocate_spec(void)
int saveenv(void)
{
- env_t env_new;
- ssize_t len;
- char *res;
-
- res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
- if (len < 0) {
- error("Cannot export environment: errno = %d\n", errno);
- return 1;
- }
- env_new.crc = crc32(0, env_new.data, ENV_SIZE);
+ env_t env_new;
+ int ret;
+
+ ret = env_export(&env_new);
+ if (ret)
+ return ret;
return write_dataflash(CONFIG_ENV_ADDR,
(unsigned long)&env_new,