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fixed copying wrong size to buffer

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ALittlePatate
2023-10-31 08:39:57 +01:00
parent 4ca72ffb01
commit 1f9adf7cec
1 changed files with 1 additions and 1 deletions
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km/TaxiDriver.c
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@@ -269,7 +269,7 @@ static long device_ioctl(struct file *file, unsigned int ioctl_num, unsigned lon
switch (ioctl_num) { switch (ioctl_num) {
case IOCTL_GETMODULE: case IOCTL_GETMODULE:
if (copy_from_user((void *)mod, (int *)arg, sizeof(char *))) if (copy_from_user((void *)mod, (int *)arg, sizeof(char) * 256))
return -EFAULT; return -EFAULT;
return_value = list_process_modules(mod); return_value = list_process_modules(mod);
addr = return_value; addr = return_value;