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| author | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-02-09 19:02:09 +0000 |
|---|---|---|
| committer | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-02-09 19:02:09 +0000 |
| commit | 491150db37429b2f962f7bf13a10776d81049c81 (patch) | |
| tree | 1b8760721aa941ed6a7ca0bedc591499127ebe63 | |
| parent | 15abc4514ef2699cbbe1ab3c09ce72002ccb8215 (diff) | |
| download | qemu-491150db37429b2f962f7bf13a10776d81049c81.zip qemu-491150db37429b2f962f7bf13a10776d81049c81.tar.gz qemu-491150db37429b2f962f7bf13a10776d81049c81.tar.bz2 | |
Fix crash caused by missing command line arguments
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6580 c046a42c-6fe2-441c-8c8c-71466251a162
| -rw-r--r-- | linux-user/main.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/linux-user/main.c b/linux-user/main.c index 95efe39..00259dc 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -2301,6 +2301,8 @@ int main(int argc, char **argv, char **envp) if (envlist_unsetenv(envlist, r) != 0) usage(); } else if (!strcmp(r, "s")) { + if (optind >= argc) + break; r = argv[optind++]; x86_stack_size = strtol(r, (char **)&r, 0); if (x86_stack_size <= 0) @@ -2312,6 +2314,8 @@ int main(int argc, char **argv, char **envp) } else if (!strcmp(r, "L")) { interp_prefix = argv[optind++]; } else if (!strcmp(r, "p")) { + if (optind >= argc) + break; qemu_host_page_size = atoi(argv[optind++]); if (qemu_host_page_size == 0 || (qemu_host_page_size & (qemu_host_page_size - 1)) != 0) { @@ -2319,12 +2323,14 @@ int main(int argc, char **argv, char **envp) exit(1); } } else if (!strcmp(r, "g")) { + if (optind >= argc) + break; gdbstub_port = atoi(argv[optind++]); } else if (!strcmp(r, "r")) { qemu_uname_release = argv[optind++]; } else if (!strcmp(r, "cpu")) { cpu_model = argv[optind++]; - if (strcmp(cpu_model, "?") == 0) { + if (cpu_model == NULL || strcmp(cpu_model, "?") == 0) { /* XXX: implement xxx_cpu_list for targets that still miss it */ #if defined(cpu_list) cpu_list(stdout, &fprintf); |