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selftests/bpf: Remove casting by introduce local variable 

Let us use a local variable in nsswitchthread(), so we can remove a
lot of casting for better readability.

Signed-off-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20210122154725.22140-7-bjorn.topel@gmail.com
This commit is contained in:
Björn Töpel 2021-01-22 16:47:19 +01:00 committed by Daniel Borkmann
parent 8a9cba7ea8
commit 0b50bd48cf
1 changed files with 11 additions and 13 deletions
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24
tools/testing/selftests/bpf/xdpxceiver.c
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@ -382,21 +382,19 @@ static bool switch_namespace(int idx)
static void *nsswitchthread(void *args)
{
if (switch_namespace(((struct targs *)args)->idx)) {
ifdict[((struct targs *)args)->idx]->ifindex =
if_nametoindex(ifdict[((struct targs *)args)->idx]->ifname);
if (!ifdict[((struct targs *)args)->idx]->ifindex) {
ksft_test_result_fail
("ERROR: [%s] interface \"%s\" does not exist\n",
__func__, ifdict[((struct targs *)args)->idx]->ifname);
((struct targs *)args)->retptr = false;
struct targs *targs = args;
targs->retptr = false;
if (switch_namespace(targs->idx)) {
ifdict[targs->idx]->ifindex = if_nametoindex(ifdict[targs->idx]->ifname);
if (!ifdict[targs->idx]->ifindex) {
ksft_test_result_fail("ERROR: [%s] interface \"%s\" does not exist\n",
__func__, ifdict[targs->idx]->ifname);
} else {
ksft_print_msg("Interface found: %s\n",
ifdict[((struct targs *)args)->idx]->ifname);
((struct targs *)args)->retptr = true;
ksft_print_msg("Interface found: %s\n", ifdict[targs->idx]->ifname);
targs->retptr = true;
}
} else {
((struct targs *)args)->retptr = false;
}
pthread_exit(NULL);
}