diff --git a/src/thread/ps2/SDL_syssem.c b/src/thread/ps2/SDL_syssem.c
index a4c7de806..7dc875695 100644
--- a/src/thread/ps2/SDL_syssem.c
+++ b/src/thread/ps2/SDL_syssem.c
@@ -87,8 +87,7 @@ int SDL_SemWaitTimeout(SDL_sem *sem, Uint32 timeout)
     InitializeTimerAlarm(&alarm);
     
     if (sem == NULL) {
-        SDL_InvalidParamError("sem");
-        return 0;
+        return SDL_InvalidParamError("sem");
     }
 
     if (timeout == 0) {
diff --git a/src/thread/psp/SDL_syssem.c b/src/thread/psp/SDL_syssem.c
index 293354e08..b3d145701 100644
--- a/src/thread/psp/SDL_syssem.c
+++ b/src/thread/psp/SDL_syssem.c
@@ -82,8 +82,7 @@ int SDL_SemWaitTimeout(SDL_sem *sem, Uint32 timeout)
     int res;
 
     if (sem == NULL) {
-        SDL_InvalidParamError("sem");
-        return 0;
+        return SDL_InvalidParamError("sem");
     }
 
     if (timeout == 0) {
diff --git a/src/thread/vita/SDL_syssem.c b/src/thread/vita/SDL_syssem.c
index 7fecd6ca2..0082e0005 100644
--- a/src/thread/vita/SDL_syssem.c
+++ b/src/thread/vita/SDL_syssem.c
@@ -83,8 +83,7 @@ int SDL_SemWaitTimeout(SDL_sem *sem, Uint32 timeout)
        unsigned int res;
 
     if (sem == NULL) {
-        SDL_InvalidParamError("sem");
-        return 0;
+        return SDL_InvalidParamError("sem");
     }
 
     if (timeout == 0) {