systemd/1022-udev-builtin-net_id-return-earlier-when-hotplug-slot.patch

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From f1dc0bef81dbb101dcc53545accbe680a548d3eb Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Tue, 1 Aug 2023 03:25:39 +0900
Subject: [PATCH] udev-builtin-net_id: return earlier when hotplug slot is not
found
Then we can reduce indentation.
No functional change, just refactoring.
(cherry picked from commit 73fb4b20c1f653619286b2e9ce51c19169ccbfc6)
Related: RHEL-50103
---
src/udev/udev-builtin-net_id.c | 45 +++++++++++++++++-----------------
1 file changed, 23 insertions(+), 22 deletions(-)
diff --git a/src/udev/udev-builtin-net_id.c b/src/udev/udev-builtin-net_id.c
index 40f7454ba0..5e76a894f7 100644
--- a/src/udev/udev-builtin-net_id.c
+++ b/src/udev/udev-builtin-net_id.c
@@ -487,28 +487,29 @@ static int dev_pci_slot(sd_device *dev, const LinkInfo *info, NetNames *names) {
rewinddir(dir);
}
- if (hotplug_slot > 0) {
- s = names->pci_slot;
- l = sizeof(names->pci_slot);
- if (domain > 0)
- l = strpcpyf(&s, l, "P%u", domain);
- l = strpcpyf(&s, l, "s%"PRIu32, hotplug_slot);
- if (func > 0 || is_pci_multifunction(names->pcidev) > 0)
- l = strpcpyf(&s, l, "f%u", func);
- if (naming_scheme_has(NAMING_SR_IOV_R) && info->vf_representor_id >= 0)
- /* For VF representor append 'r<VF_NUM>' and not phys_port_name */
- l = strpcpyf(&s, l, "r%d", info->vf_representor_id);
- else if (!isempty(info->phys_port_name))
- l = strpcpyf(&s, l, "n%s", info->phys_port_name);
- else if (dev_port > 0)
- l = strpcpyf(&s, l, "d%lu", dev_port);
- if (l == 0)
- names->pci_slot[0] = '\0';
-
- log_device_debug(dev, "Slot identifier: domain=%u slot=%"PRIu32" func=%u phys_port=%s dev_port=%lu %s %s",
- domain, hotplug_slot, func, strempty(info->phys_port_name), dev_port,
- special_glyph(SPECIAL_GLYPH_ARROW_RIGHT), empty_to_na(names->pci_slot));
- }
+ if (hotplug_slot == 0)
+ return 0;
+
+ s = names->pci_slot;
+ l = sizeof(names->pci_slot);
+ if (domain > 0)
+ l = strpcpyf(&s, l, "P%u", domain);
+ l = strpcpyf(&s, l, "s%"PRIu32, hotplug_slot);
+ if (func > 0 || is_pci_multifunction(names->pcidev) > 0)
+ l = strpcpyf(&s, l, "f%u", func);
+ if (naming_scheme_has(NAMING_SR_IOV_R) && info->vf_representor_id >= 0)
+ /* For VF representor append 'r<VF_NUM>' and not phys_port_name */
+ l = strpcpyf(&s, l, "r%d", info->vf_representor_id);
+ else if (!isempty(info->phys_port_name))
+ l = strpcpyf(&s, l, "n%s", info->phys_port_name);
+ else if (dev_port > 0)
+ l = strpcpyf(&s, l, "d%lu", dev_port);
+ if (l == 0)
+ names->pci_slot[0] = '\0';
+
+ log_device_debug(dev, "Slot identifier: domain=%u slot=%"PRIu32" func=%u phys_port=%s dev_port=%lu %s %s",
+ domain, hotplug_slot, func, strempty(info->phys_port_name), dev_port,
+ special_glyph(SPECIAL_GLYPH_ARROW_RIGHT), empty_to_na(names->pci_slot));
return 0;
}