[Intel-gfx] [PATCH i-g-t v3] libs/igt_core.c: Fix compile warnings in igt_core.c

[Derek Morton]

Fixed variables incorrectly declared as signed instead of unsigned.

v2: Addressed comments from Tim Gore
v3: Removed 'unused parameter' changes

Signed-off-by: Derek Morton <derek.j.morton at intel.com>
---
 lib/igt_core.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/lib/igt_core.c b/lib/igt_core.c
index 8a1a249..04da285 100644
--- a/lib/igt_core.c
+++ b/lib/igt_core.c
@@ -1104,7 +1104,7 @@ static pid_t helper_process_pids[] =
 
 static void reset_helper_process_list(void)
 {
-	for (int i = 0; i < ARRAY_SIZE(helper_process_pids); i++)
+	for (unsigned int i = 0; i < ARRAY_SIZE(helper_process_pids); i++)
 		helper_process_pids[i] = -1;
 	helper_process_count = 0;
 }
@@ -1122,7 +1122,7 @@ static int __waitpid(pid_t pid)
 static void fork_helper_exit_handler(int sig)
 {
 	/* Inside a signal handler, play safe */
-	for (int i = 0; i < ARRAY_SIZE(helper_process_pids); i++) {
+	for (unsigned int i = 0; i < ARRAY_SIZE(helper_process_pids); i++) {
 		pid_t pid = helper_process_pids[i];
 		if (pid != -1) {
 			kill(pid, SIGTERM);
@@ -1376,10 +1376,10 @@ static void restore_sig_handler(int sig_num)
 
 static void restore_all_sig_handler(void)
 {
-	int i;
+	unsigned int i;
 
 	for (i = 0; i < ARRAY_SIZE(orig_sig); i++)
-		restore_sig_handler(i);
+		restore_sig_handler((int)i);
 }
 
 static void call_exit_handlers(int sig)
@@ -1419,7 +1419,7 @@ static bool crash_signal(int sig)
 
 static void fatal_sig_handler(int sig)
 {
-	int i;
+	unsigned int i;
 
 	for (i = 0; i < ARRAY_SIZE(handled_signals); i++) {
 		if (handled_signals[i].number != sig)
@@ -1481,7 +1481,7 @@ static void fatal_sig_handler(int sig)
  */
 void igt_install_exit_handler(igt_exit_handler_t fn)
 {
-	int i;
+	unsigned int i;
 
 	for (i = 0; i < exit_handler_count; i++)
 		if (exit_handler_fn[i] == fn)
@@ -1521,7 +1521,7 @@ err:
 void igt_disable_exit_handler(void)
 {
 	sigset_t set;
-	int i;
+	unsigned int i;
 
 	if (exit_handler_disabled)
 		return;
-- 
1.9.1