On Sat, 17 Feb 2024 04:21:26 +0530 Shresth Prasad <shresthpras...@gmail.com> wrote:
> The function `klp_get_state` returns an `int` value, but the variable > `loglevel_state` is of type `struct klp_state *` and thus does an > implicit cast. Explicitly casting these values fixes: > > - warning: assignment to \u2018struct klp_state *\u2019 from > \u2018int\u2019 > makes pointer from integer without a cast [-Wint-conversion] > > on lines 38, 55, 68 and 80 of test_klp_state.c I was unable to find where you saw the klp_get_state returning int. I tried searching at the current master of live-patching repo[1], on linux-next. Can you point where do you saw it? For me, klp_get_state return a pointer to klp_state. Thanks, Marcos [1]: https://git.kernel.org/pub/scm/linux/kernel/git/livepatching/livepatching.git/tree/kernel/livepatch/state.c > > Signed-off-by: Shresth Prasad <shresthpras...@gmail.com> > --- > .../selftests/livepatch/test_modules/test_klp_state.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/tools/testing/selftests/livepatch/test_modules/test_klp_state.c > b/tools/testing/selftests/livepatch/test_modules/test_klp_state.c > index 57a4253acb01..ae6b1ca15fc0 100644 > --- a/tools/testing/selftests/livepatch/test_modules/test_klp_state.c > +++ b/tools/testing/selftests/livepatch/test_modules/test_klp_state.c > @@ -35,7 +35,7 @@ static int allocate_loglevel_state(void) > { > struct klp_state *loglevel_state; > > - loglevel_state = klp_get_state(&patch, CONSOLE_LOGLEVEL_STATE); > + loglevel_state = (struct klp_state *)klp_get_state(&patch, > CONSOLE_LOGLEVEL_STATE); > if (!loglevel_state) > return -EINVAL; > > @@ -52,7 +52,7 @@ static void fix_console_loglevel(void) > { > struct klp_state *loglevel_state; > > - loglevel_state = klp_get_state(&patch, CONSOLE_LOGLEVEL_STATE); > + loglevel_state = (struct klp_state *)klp_get_state(&patch, > CONSOLE_LOGLEVEL_STATE); > if (!loglevel_state) > return; > > @@ -65,7 +65,7 @@ static void restore_console_loglevel(void) > { > struct klp_state *loglevel_state; > > - loglevel_state = klp_get_state(&patch, CONSOLE_LOGLEVEL_STATE); > + loglevel_state = (struct klp_state *)klp_get_state(&patch, > CONSOLE_LOGLEVEL_STATE); > if (!loglevel_state) > return; > > @@ -77,7 +77,7 @@ static void free_loglevel_state(void) > { > struct klp_state *loglevel_state; > > - loglevel_state = klp_get_state(&patch, CONSOLE_LOGLEVEL_STATE); > + loglevel_state = (struct klp_state *)klp_get_state(&patch, > CONSOLE_LOGLEVEL_STATE); > if (!loglevel_state) > return; > > -- > 2.43.1
