diff options
Diffstat (limited to 'kernel/module/main.c')
| -rw-r--r-- | kernel/module/main.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/kernel/module/main.c b/kernel/module/main.c index c66b26184936..7b3ec2fa6e7c 100644 --- a/kernel/module/main.c +++ b/kernel/module/main.c @@ -3675,24 +3675,35 @@ static int idempotent_wait_for_completion(struct idempotent *u) static int init_module_from_file(struct file *f, const char __user * uargs, int flags) { + bool compressed = !!(flags & MODULE_INIT_COMPRESSED_FILE); struct load_info info = { }; void *buf = NULL; int len; + int err; - len = kernel_read_file(f, 0, &buf, INT_MAX, NULL, READING_MODULE); + len = kernel_read_file(f, 0, &buf, INT_MAX, NULL, + compressed ? READING_MODULE_COMPRESSED : + READING_MODULE); if (len < 0) { mod_stat_inc(&failed_kreads); return len; } - if (flags & MODULE_INIT_COMPRESSED_FILE) { - int err = module_decompress(&info, buf, len); + if (compressed) { + err = module_decompress(&info, buf, len); vfree(buf); /* compressed data is no longer needed */ if (err) { mod_stat_inc(&failed_decompress); mod_stat_add_long(len, &invalid_decompress_bytes); return err; } + err = security_kernel_post_read_file(f, (char *)info.hdr, info.len, + READING_MODULE); + if (err) { + mod_stat_inc(&failed_kreads); + free_copy(&info, flags); + return err; + } } else { info.hdr = buf; info.len = len; |