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Fix segfault when printing the help text, spotted by Stefan Weil.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3030 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2007-06-28 14:05:38 +00:00
parent 1750879652
commit ea6e4fe2dd
1 changed files with 4 additions and 4 deletions
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8
vl.c
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@ -6568,7 +6568,7 @@ int main_loop(void)
return ret;
}
void help(void)
static void help(const char *optarg)
{
printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
"usage: %s [options] [disk_image]\n"
@ -7450,12 +7450,12 @@ int main(int argc, char **argv)
break;
#endif
case QEMU_OPTION_h:
help();
help(optarg);
break;
case QEMU_OPTION_m:
ram_size = atoi(optarg) * 1024 * 1024;
if (ram_size <= 0)
help();
help(optarg);
if (ram_size > PHYS_RAM_MAX_SIZE) {
fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
PHYS_RAM_MAX_SIZE / (1024 * 1024));
@ -7741,7 +7741,7 @@ int main(int argc, char **argv)
hd_filename[0] == '\0' &&
(cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
fd_filename[0] == '\0')
help();
help("");
/* boot to floppy or the default cd if no hard disk defined yet */
if (hd_filename[0] == '\0' && boot_device == 'c') {