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devlink: append split port number to the port name

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Instead of doing sprintf twice in case the port is split or not, append
the split port suffix in case the port is split.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Link: https://lore.kernel.org/r/20210527104819.789840-1-jiri@resnulli.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jiri Pirko 2021-05-27 12:48:19 +02:00 committed by Jakub Kicinski
parent 5ada57a9a6
commit f285f37cb1
1 changed files with 4 additions and 6 deletions
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10
net/core/devlink.c
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@ -8632,12 +8632,10 @@ static int __devlink_port_phys_port_name_get(struct devlink_port *devlink_port,
switch (attrs->flavour) {
case DEVLINK_PORT_FLAVOUR_PHYSICAL:
case DEVLINK_PORT_FLAVOUR_VIRTUAL:
if (!attrs->split)
n = snprintf(name, len, "p%u", attrs->phys.port_number);
else
n = snprintf(name, len, "p%us%u",
attrs->phys.port_number,
attrs->phys.split_subport_number);
n = snprintf(name, len, "p%u", attrs->phys.port_number);
if (n < len && attrs->split)
n += snprintf(name + n, len - n, "s%u",
attrs->phys.split_subport_number);
break;
case DEVLINK_PORT_FLAVOUR_CPU:
case DEVLINK_PORT_FLAVOUR_DSA: