Report segfaults that occur during modrm decoding

mehfooz09 · May 26, 2018 · 09a2730 · 09a2730
1 parent b7167d5
commit 09a2730
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/emu/gen.c b/emu/gen.c
@@ -127,7 +127,7 @@ static inline void gen_op(struct gen_state *state, gadget_t *gadgets, enum arg a
     tlb_read(tlb, state->ip, &name, size/8); \
     state->ip += size/8
 
-#define READMODRM modrm_decode32(&state->ip, tlb, &modrm)
+#define READMODRM if (!modrm_decode32(&state->ip, tlb, &modrm)) { gg_here(interrupt, INT_GPF); return; }
 #define READADDR _READIMM(addr_offset, 32)
 #define SEG_GS() seg_gs = true