sysinfo: Avoid libpci crash when pci not available
Turns out libpci is an awful library that on any error calls exit() and has no way of indicating an error otherwise...
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1 changed files with 6 additions and 1 deletions
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@ -92,6 +92,11 @@ int pci_find_by_class(u16 *class, char *vendor, char *device)
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struct pci_dev *p;
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int nomatch = 1;
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/* libpci has no way to report errors it calls exit()
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* so we need to manually avoid potential failures like this one */
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if (!g_file_test ("/proc/bus/pci", G_FILE_TEST_EXISTS))
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return 1;
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pacc = pci_alloc();
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pci_filter_init(pacc, &filter);
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pci_init(pacc);
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@ -161,6 +166,6 @@ void pci_find_fullname(char *fullname, char *vendor, char *device)
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if (cardfound == 1)
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g_snprintf(fullname, bsize, "%s %s", vendorname, devicename);
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else
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g_snprintf(fullname, bsize, "%s:%s", vendor, device);
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g_snprintf(fullname, bsize, "%s:%s", vendor, device);
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fclose(fp);
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}
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