diff --git a/src/thread/ps2/SDL_syssem.c b/src/thread/ps2/SDL_syssem.c
index 37b7f7395..fab72c14f 100644
--- a/src/thread/ps2/SDL_syssem.c
+++ b/src/thread/ps2/SDL_syssem.c
@@ -85,8 +85,7 @@ 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 985000403..91c6caa9b 100644
--- a/src/thread/psp/SDL_syssem.c
+++ b/src/thread/psp/SDL_syssem.c
@@ -80,8 +80,7 @@ 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 2609a4ce8..5867b60f1 100644
--- a/src/thread/vita/SDL_syssem.c
+++ b/src/thread/vita/SDL_syssem.c
@@ -81,8 +81,7 @@ 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) {