diff --git a/src/gba/gba.c b/src/gba/gba.c
index 745ee5ac9..2a756b9d8 100644
--- a/src/gba/gba.c
+++ b/src/gba/gba.c
@@ -124,6 +124,7 @@ static void GBAInit(struct ARMCore* cpu, struct ARMComponent* component) {
 
 	GBAInterruptHandlerInit(&cpu->irqh);
 	GBAMemoryInit(gba);
+	GBASavedataInit(&gba->memory.savedata, 0);
 
 	gba->video.p = gba;
 	GBAVideoInit(&gba->video);
@@ -151,6 +152,8 @@ static void GBAInit(struct ARMCore* cpu, struct ARMComponent* component) {
 	gba->logLevel = GBA_LOG_INFO | GBA_LOG_WARN | GBA_LOG_ERROR | GBA_LOG_FATAL;
 
 	gba->biosChecksum = GBAChecksum(gba->memory.bios, SIZE_BIOS);
+
+	gba->busyLoop = -1;
 }
 
 void GBADestroy(struct GBA* gba) {
@@ -403,7 +406,7 @@ void GBALoadROM(struct GBA* gba, struct VFile* vf, struct VFile* sav, const char
 	gba->memory.rom = gba->pristineRom;
 	gba->activeFile = fname;
 	gba->memory.romSize = gba->pristineRomSize;
-	gba->romCrc32 = crc32(gba->memory.rom, gba->memory.romSize);
+	gba->romCrc32 = doCrc32(gba->memory.rom, gba->memory.romSize);
 	GBASavedataInit(&gba->memory.savedata, sav);
 	GBAGPIOInit(&gba->memory.gpio, &((uint16_t*) gba->memory.rom)[GPIO_REG_DATA >> 1]);
 	_checkOverrides(gba, ((struct GBACartridge*) gba->memory.rom)->id);
@@ -443,7 +446,7 @@ void GBAApplyPatch(struct GBA* gba, struct Patch* patch) {
 		return;
 	}
 	gba->memory.romSize = patchedSize;
-	gba->romCrc32 = crc32(gba->memory.rom, gba->memory.romSize);
+	gba->romCrc32 = doCrc32(gba->memory.rom, gba->memory.romSize);
 }
 
 void GBATimerUpdateRegister(struct GBA* gba, int timer) {
diff --git a/src/util/crc32.c b/src/util/crc32.c
index afa54022e..77c1715f1 100644
--- a/src/util/crc32.c
+++ b/src/util/crc32.c
@@ -94,7 +94,7 @@ static uint32_t crc32Table[] = {
 	0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
 };
 
-uint32_t crc32(const void* buf, size_t size) {
+uint32_t doCrc32(const void* buf, size_t size) {
 	return updateCrc32(0, buf, size);
 }
 
diff --git a/src/util/crc32.h b/src/util/crc32.h
index 98dc46ec0..5ff4d151d 100644
--- a/src/util/crc32.h
+++ b/src/util/crc32.h
@@ -5,7 +5,7 @@
 
 struct VFile;
 
-uint32_t crc32(const void* buf, size_t size);
+uint32_t doCrc32(const void* buf, size_t size);
 uint32_t updateCrc32(uint32_t crc, const void* buf, size_t size);
 uint32_t fileCrc32(struct VFile* file, size_t endOffset);
 
diff --git a/src/util/patch-ups.c b/src/util/patch-ups.c
index 63ee8dcf7..999fdf299 100644
--- a/src/util/patch-ups.c
+++ b/src/util/patch-ups.c
@@ -90,7 +90,7 @@ bool _UPSApplyPatch(struct Patch* patch, void* out, size_t outSize) {
 	}
 
 	patch->vf->seek(patch->vf, 0, SEEK_SET);
-	if (crc32(out, outSize) != goodCrc32) {
+	if (doCrc32(out, outSize) != goodCrc32) {
 		return false;
 	}
 	return true;