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fix REQ-36

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This commit is contained in:
Tomoki Shirasawa
2016-03-10 10:33:38 +09:00
parent 3f16a9443e
commit eb0700359b
4 changed files with 248 additions and 2 deletions
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4
kernel/syscall.c
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@ -1660,14 +1660,14 @@ SYSCALL_DECLARE(execve)
}
/* Flatten argv and envp into kernel-space buffers */
argv_flat_len = flatten_strings(-1, (desc->shell_path[0] ?
argv_flat_len = flatten_strings_from_user(-1, (desc->shell_path[0] ?
desc->shell_path : NULL), argv, &argv_flat);
if (argv_flat_len == 0) {
kprintf("ERROR: no argv for executable: %s?\n", filename);
return -EINVAL;
}
envp_flat_len = flatten_strings(-1, NULL, envp, &envp_flat);
envp_flat_len = flatten_strings_from_user(-1, NULL, envp, &envp_flat);
if (envp_flat_len == 0) {
kprintf("ERROR: no envp for executable: %s?\n", filename);
return -EINVAL;