[Intel-gfx] [PATCH i-g-t v5] libs/igt_core.c: Fix compile warnings in igt_core.c
Daniel Vetter
daniel at ffwll.ch
Mon Jun 15 07:39:04 PDT 2015
On Fri, Jun 12, 2015 at 11:37:37AM +0100, Derek Morton wrote:
> Fixed variables incorrectly declared as int instead of size_t.
>
> v2: Addressed comments from Tim Gore
> v3: Removed 'unused parameter' changes
> v4: Changed to size_t
> v5: Moved declarations out of for loops
>
> Signed-off-by: Derek Morton <derek.j.morton at intel.com>
> ---
> lib/igt_core.c | 18 +++++++++++-------
> 1 file changed, 11 insertions(+), 7 deletions(-)
>
> diff --git a/lib/igt_core.c b/lib/igt_core.c
> index 8a1a249..eb0cb21 100644
> --- a/lib/igt_core.c
> +++ b/lib/igt_core.c
> @@ -1104,7 +1104,9 @@ static pid_t helper_process_pids[] =
>
> static void reset_helper_process_list(void)
> {
> - for (int i = 0; i < ARRAY_SIZE(helper_process_pids); i++)
> + size_t i;
> +
> + for (i = 0; i < ARRAY_SIZE(helper_process_pids); i++)
I still maintain that your gcc is silly since it's trivial to prove that i
will fit into an int.
> helper_process_pids[i] = -1;
> helper_process_count = 0;
> }
> @@ -1121,8 +1123,10 @@ static int __waitpid(pid_t pid)
>
> static void fork_helper_exit_handler(int sig)
> {
> + size_t i;
> +
> /* Inside a signal handler, play safe */
> - for (int i = 0; i < ARRAY_SIZE(helper_process_pids); i++) {
> + for (i = 0; i < ARRAY_SIZE(helper_process_pids); i++) {
> pid_t pid = helper_process_pids[i];
> if (pid != -1) {
> kill(pid, SIGTERM);
> @@ -1376,10 +1380,10 @@ static void restore_sig_handler(int sig_num)
>
> static void restore_all_sig_handler(void)
> {
> - int i;
> + size_t i;
>
> for (i = 0; i < ARRAY_SIZE(orig_sig); i++)
> - restore_sig_handler(i);
> + restore_sig_handler((int)i);
Even more so if you have to cast back to the real value like here.
-Daniel
> }
>
> static void call_exit_handlers(int sig)
> @@ -1419,7 +1423,7 @@ static bool crash_signal(int sig)
>
> static void fatal_sig_handler(int sig)
> {
> - int i;
> + size_t i;
>
> for (i = 0; i < ARRAY_SIZE(handled_signals); i++) {
> if (handled_signals[i].number != sig)
> @@ -1481,7 +1485,7 @@ static void fatal_sig_handler(int sig)
> */
> void igt_install_exit_handler(igt_exit_handler_t fn)
> {
> - int i;
> + size_t i;
>
> for (i = 0; i < exit_handler_count; i++)
> if (exit_handler_fn[i] == fn)
> @@ -1521,7 +1525,7 @@ err:
> void igt_disable_exit_handler(void)
> {
> sigset_t set;
> - int i;
> + size_t i;
>
> if (exit_handler_disabled)
> return;
> --
> 1.9.1
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
More information about the Intel-gfx
mailing list