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doc: Fix eth_env_[gs]et_enetaddr() return value

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Per env/common.c, eth_env_get_enetaddr() returns the same return
values as is_valid_ethaddr(), i.e. true if valid, false otherwise.
Per env/common.c, eth_env_set_enetaddr() may return -EEXIST is the
ethaddr is already set. Fix both.

Signed-off-by: Marek Vasut <marex@denx.de>
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
This commit is contained in:
Marek Vasut 2022-12-18 08:05:02 +01:00 committed by Heinrich Schuchardt
parent 566b7b2f51
commit fbc595b412
1 changed files with 2 additions and 2 deletions
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4
include/env.h
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@ -226,7 +226,7 @@ int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf,
*
* @name: Environment variable to get (e.g. "ethaddr")
* @enetaddr: Place to put MAC address (6 bytes)
* Return: 0 if OK, 1 on error
* Return: 1 if OK, 0 on error
*/
int eth_env_get_enetaddr(const char *name, uint8_t *enetaddr);
@ -235,7 +235,7 @@ int eth_env_get_enetaddr(const char *name, uint8_t *enetaddr);
*
* @name: Environment variable to set (e.g. "ethaddr")
* @enetaddr: Pointer to MAC address to put into the variable (6 bytes)
* Return: 0 if OK, 1 on error
* Return: 0 if OK, non-zero otherwise
*/
int eth_env_set_enetaddr(const char *name, const uint8_t *enetaddr);