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| author | Marek Vasut <marex@denx.de> | 2014-03-05 19:59:50 +0100 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-03-21 16:43:59 -0400 |
| commit | 7ce1526ed2bf7a7499a843d38b30095fa2894659 (patch) | |
| tree | 4cfcf6050115137a4ff027e21ab2fcbf61c58359 /common/env_flash.c | |
| parent | b401b73d02bb4f97197830e565f19a65577fecc6 (diff) | |
| download | u-boot-imx-7ce1526ed2bf7a7499a843d38b30095fa2894659.zip u-boot-imx-7ce1526ed2bf7a7499a843d38b30095fa2894659.tar.gz u-boot-imx-7ce1526ed2bf7a7499a843d38b30095fa2894659.tar.bz2 | |
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_flash.c')
| -rw-r--r-- | common/env_flash.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/common/env_flash.c b/common/env_flash.c index 7d5a4cf..b3ad908 100644 --- a/common/env_flash.c +++ b/common/env_flash.c @@ -106,8 +106,7 @@ int env_init(void) int saveenv(void) { env_t env_new; - ssize_t len; - char *res, *saved_data = NULL; + char *saved_data = NULL; char flag = OBSOLETE_FLAG, new_flag = ACTIVE_FLAG; int rc = 1; #if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE @@ -125,13 +124,9 @@ int saveenv(void) if (flash_sect_protect(0, (ulong)flash_addr_new, end_addr_new)) goto done; - 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); - goto done; - } - env_new.crc = crc32(0, env_new.data, ENV_SIZE); + rc = env_export(&env_new); + if (rc) + return rc; env_new.flags = new_flag; #if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE @@ -258,13 +253,9 @@ int saveenv(void) if (flash_sect_protect(0, (long)flash_addr, end_addr)) goto done; - 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); + rc = env_export(&env_new); + if (rc) goto done; - } - env_new.crc = crc32(0, env_new.data, ENV_SIZE); puts("Erasing Flash..."); if (flash_sect_erase((long)flash_addr, end_addr)) |