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Linux: fixed registration of a class of device

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Previously it created 4 instances instead of the next available slot.

Signed-off-by: Mark Charlebois <charlebm@gmail.com>
This commit is contained in:
Mark Charlebois 2015-04-07 16:28:50 -07:00
parent f0312d2da0
commit 400b9ebc20
1 changed files with 2 additions and 0 deletions
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2
src/drivers/device/vdev.cpp
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@ -108,6 +108,7 @@ VDev::register_class_devname(const char *class_devname)
char name[32];
snprintf(name, sizeof(name), "%s%d", class_devname, class_instance);
ret = register_driver(name, (void *)this);
if (ret == OK) break;
class_instance++;
}
@ -171,6 +172,7 @@ VDev::unregister_class_devname(const char *class_devname, unsigned class_instanc
for (int i=0;i<PX4_MAX_DEV; ++i) {
if (devmap[i] && strcmp(devmap[i]->name,name) == 0) {
delete devmap[i];
debug("Unregistered class DEV %s", name);
devmap[i] = NULL;
return PX4_OK;
}