wg: only error on wg show if all interfaces fail
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
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4367cd0d3d
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4502f4f2b7
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@ -14,6 +14,7 @@
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <time.h>
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#include <netdb.h>
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@ -394,12 +395,13 @@ int show_main(int argc, char *argv[])
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perror("Unable to list interfaces");
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return 1;
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}
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ret = !!*interfaces;
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interface = interfaces;
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for (size_t len = 0; (len = strlen(interface)); interface += len + 1) {
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struct wgdevice *device = NULL;
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if (ipc_get_device(&device, interface) < 0) {
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perror("Unable to access interface");
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fprintf(stderr, "Unable to access interface %s: %s\n", interface, strerror(errno));
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continue;
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}
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if (argc == 3) {
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@ -414,6 +416,7 @@ int show_main(int argc, char *argv[])
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printf("\n");
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}
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free_wgdevice(device);
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ret = 0;
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}
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free(interfaces);
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} else if (!strcmp(argv[1], "interfaces")) {
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