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net: mdio: Clarify code flow Covarity 244085 & 244090

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Document that the lack of breaks is intentional.

Series-to: u-boot
Series-cc: ti

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Joe Hershberger 2019-07-30 16:51:41 -05:00
parent 398e7512d8
commit 14a8adebb5
1 changed files with 2 additions and 1 deletions
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3
cmd/mdio.c
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@ -253,12 +253,13 @@ static int do_mdio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
case 'w':
if (pos > 1)
data = simple_strtoul(argv[pos--], NULL, 16);
/* Intentional fall-through - Get reg for read and write */
case 'r':
if (pos > 1)
if (extract_reg_range(argv[pos--], &devadlo, &devadhi,
&reglo, &reghi))
return CMD_RET_FAILURE;
/* Intentional fall-through - Get phy for all commands */
default:
if (pos > 1)
if (extract_phy_range(&argv[2], pos - 1, &bus,