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Kernel: Make access() take path+length

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Also, let's return EFAULT for nullptr at the LibC layer. We can't do
all bad addresses this way, but we can at least do null. :^)
This commit is contained in:
Andreas Kling 2020-01-06 10:43:53 +01:00
parent ad4284428a
commit 642137f014
3 changed files with 10 additions and 6 deletions
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6
Libraries/LibC/unistd.cpp
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@ -389,7 +389,11 @@ int setgid(uid_t gid)
int access(const char* pathname, int mode)
{
int rc = syscall(SC_access, pathname, mode);
if (!pathname) {
errno = EFAULT;
return -1;
}
int rc = syscall(SC_access, pathname, strlen(pathname), mode);
__RETURN_WITH_ERRNO(rc, rc, -1);
}