psxbios: fix some -Wall warnings

diff --git a/libpcsxcore/psxbios.c b/libpcsxcore/psxbios.c
index cad69b3..0e53d9f 100644 (file)
--- a/libpcsxcore/psxbios.c
+++ b/libpcsxcore/psxbios.c
@@ -804,8 +804,8 @@ void psxBios_qsort() { // 0x31
 }
 
 void psxBios_malloc() { // 0x33
-       unsigned int *chunk, *newchunk;
-       unsigned int dsize, csize, cstat;
+       unsigned int *chunk, *newchunk = NULL;
+       unsigned int dsize = 0, csize, cstat;
        int colflag;
 #ifdef PSXBIOS_LOG
        PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x33]);
@@ -875,7 +875,7 @@ void psxBios_malloc() { // 0x33
                // split free chunk
                *chunk = SWAP32(dsize);
                newchunk = (u32*)((uptr)chunk + dsize + 4);
-               *newchunk = SWAP32((csize - dsize - 4) & 0xfffffffc | 1);
+               *newchunk = SWAP32(((csize - dsize - 4) & 0xfffffffc) | 1);
        }
 
        // return pointer to allocated memory
@@ -1010,7 +1010,7 @@ _start:
 
        memcpy((char*)PSXM(sp), save, 4 * 4);
 
-       SysPrintf(tmp);
+       SysPrintf("%s", tmp);
 
        pc0 = ra;
 }
@@ -1818,7 +1818,7 @@ void psxBios_putchar() { // 3d
 }
 
 void psxBios_puts() { // 3e/3f
-       SysPrintf(Ra0);
+       SysPrintf("%s", Ra0);
        pc0 = ra;
 }