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| author | Benjamin Berg <bberg@redhat.com> | 2021-02-01 12:11:00 +0100 |
|---|---|---|
| committer | Bastien Nocera <hadess@hadess.net> | 2021-02-04 09:45:50 +0000 |
| commit | 706dcd44e443f630607554b1154a5d3685d43a9c (patch) | |
| tree | e2db3c74646527bf72d134efdf259e07df7b5ef4 /tools | |
| parent | 4b96535023d5bdbc6df0b81b9e6e315e47ceb8a8 (diff) | |
| download | upower-706dcd44e443f630607554b1154a5d3685d43a9c.tar.gz | |
up-tool: Catch NULL return for more upower API calls
This can lead to crashes if the communication with the daemon fails.
See https://bugzilla.redhat.com/show_bug.cgi?id=1922777
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/up-tool.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/up-tool.c b/tools/up-tool.c index 724e468..5e73cc5 100644 --- a/tools/up-tool.c +++ b/tools/up-tool.c @@ -315,6 +315,10 @@ main (int argc, char **argv) if (opt_enumerate || opt_dump) { GPtrArray *devices; devices = up_client_get_devices2 (client); + if (!devices) { + g_print ("Failed to get device list\n"); + goto out; + } for (i=0; i < devices->len; i++) { device = (UpDevice*) g_ptr_array_index (devices, i); if (opt_enumerate) { @@ -328,6 +332,10 @@ main (int argc, char **argv) } g_ptr_array_unref (devices); device = up_client_get_display_device (client); + if (!device) { + g_print ("Failed to get display device\n"); + goto out; + } if (opt_enumerate) { g_print ("%s\n", up_device_get_object_path (device)); } else { |