lm32-dis: fix NULL pointer dereference

Signed-off-by: Michael Walle <michael@walle.cc>
This commit is contained in:
Michael Walle 2012-07-16 19:05:59 +02:00
parent b92e062a6f
commit ab2b9f174d

View File

@ -303,11 +303,11 @@ int print_insn_lm32(bfd_vma memaddr, struct disassemble_info *info)
}
case 'c': {
uint8_t csr;
const char *csr_name;
const Lm32CsrInfo *info;
csr = (op >> 21) & 0x1f;
csr_name = find_csr_info(csr)->name;
if (csr_name) {
fprintf_fn(stream, "%s", csr_name);
info = find_csr_info(csr);
if (info) {
fprintf_fn(stream, "%s", info->name);
} else {
fprintf_fn(stream, "0x%x", csr);
}