diff options
| author | Tom Gundersen <teg@jklm.no> | 2016-06-26 22:36:46 +0200 |
|---|---|---|
| committer | Tom Gundersen <teg@jklm.no> | 2016-06-26 23:03:31 +0200 |
| commit | 3172836b2f9841994ed7d0daf054d4570b8dac6f (patch) | |
| tree | 87d59bd84bd439f1d3a748826ee113ca5287646f /src/libsystemd/sd-device/device-enumerator.c | |
| parent | bed48d665599fca9ac44f3bb330087c80edb01c7 (diff) | |
sd-device: enumerator - do not abort enumeration if a device fails
Collect the errors and return to the caller, but continue enumerating all devices.
Diffstat (limited to 'src/libsystemd/sd-device/device-enumerator.c')
| -rw-r--r-- | src/libsystemd/sd-device/device-enumerator.c | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/src/libsystemd/sd-device/device-enumerator.c b/src/libsystemd/sd-device/device-enumerator.c index 4a7a8b1f9e..62d03ae00d 100644 --- a/src/libsystemd/sd-device/device-enumerator.c +++ b/src/libsystemd/sd-device/device-enumerator.c @@ -696,17 +696,19 @@ static int enumerator_scan_devices_tag(sd_device_enumerator *enumerator, const c static int enumerator_scan_devices_tags(sd_device_enumerator *enumerator) { const char *tag; Iterator i; - int r; + int r = 0; assert(enumerator); SET_FOREACH(tag, enumerator->match_tag, i) { - r = enumerator_scan_devices_tag(enumerator, tag); - if (r < 0) - return r; + int k; + + k = enumerator_scan_devices_tag(enumerator, tag); + if (k < 0) + r = k; } - return 0; + return r; } static int parent_add_child(sd_device_enumerator *enumerator, const char *path) { @@ -838,7 +840,7 @@ static int enumerator_scan_devices_all(sd_device_enumerator *enumerator) { int device_enumerator_scan_devices(sd_device_enumerator *enumerator) { sd_device *device; - int r; + int r = 0, k; assert(enumerator); @@ -850,22 +852,22 @@ int device_enumerator_scan_devices(sd_device_enumerator *enumerator) { sd_device_unref(device); if (!set_isempty(enumerator->match_tag)) { - r = enumerator_scan_devices_tags(enumerator); - if (r < 0) - return r; + k = enumerator_scan_devices_tags(enumerator); + if (k < 0) + r = k; } else if (enumerator->match_parent) { - r = enumerator_scan_devices_children(enumerator); - if (r < 0) - return r; + k = enumerator_scan_devices_children(enumerator); + if (k < 0) + r = k; } else { - r = enumerator_scan_devices_all(enumerator); - if (r < 0) - return r; + k = enumerator_scan_devices_all(enumerator); + if (k < 0) + r = k; } enumerator->scan_uptodate = true; - return 0; + return r; } _public_ sd_device *sd_device_enumerator_get_device_first(sd_device_enumerator *enumerator) { |