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sd-device: make device_set_syspath() clear sysname and sysnum

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Otherwise, when a new syspath is assigned to the sd-device object,
sd_device_get_sysname() or _sysnum() will provide an outdated device
name or number.
This commit is contained in:
Yu Watanabe 2023-01-09 14:00:09 +09:00
parent bb1234d1d6
commit 9a26098e90
2 changed files with 4 additions and 4 deletions
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4
src/libsystemd/sd-device/device-private.c
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@ -645,10 +645,6 @@ int device_rename(sd_device *device, const char *name) {
if (r < 0)
return r;
/* Here, only clear the sysname and sysnum. They will be set when requested. */
device->sysnum = NULL;
device->sysname = mfree(device->sysname);
r = sd_device_get_property_value(device, "INTERFACE", &interface);
if (r == -ENOENT)
return 0;

4
src/libsystemd/sd-device/sd-device.c
View File

@ -249,6 +249,10 @@ int device_set_syspath(sd_device *device, const char *_syspath, bool verify) {
free_and_replace(device->syspath, syspath);
device->devpath = devpath;
/* Unset sysname and sysnum, they will be assigned when requested. */
device->sysnum = NULL;
device->sysname = mfree(device->sysname);
return 0;
}