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examples: check the value returned by libusb_init()

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Problem detected by the Coverity tool
CID 1042538 (#1 of 1): Unchecked return value (CHECKED_RETURN)4.
check_return: Calling function "libusb_init(libusb_context **)" without
checking return value (as is done elsewhere 11 out of 12 times).
This commit is contained in:
Ludovic Rousseau 2013-09-22 21:15:56 +02:00
parent d09389be6f
commit aa00030b78
2 changed files with 7 additions and 2 deletions
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7
examples/hotplugtest.c
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@ -65,7 +65,12 @@ int main(int argc, char *argv[])
product_id = (argc > 2) ? strtol (argv[2], NULL, 0) : 0x5005;
class_id = (argc > 3) ? strtol (argv[3], NULL, 0) : LIBUSB_HOTPLUG_MATCH_ANY;
libusb_init (NULL);
rc = libusb_init (NULL);
if (rc < 0)
{
printf("failed to initialise libusb: %s\n", libusb_error_name(rc));
return EXIT_FAILURE;
}
if (!libusb_has_capability (LIBUSB_CAP_HAS_HOTPLUG)) {
printf ("Hotplug capabilites are not supported on this platform\n");

2
libusb/version_nano.h
View file

@ -1 +1 @@
#define LIBUSB_NANO 10839
#define LIBUSB_NANO 10840