Merge "ath9k: fix tx99 use after free" (e769a049) · Commits · e / devices / android_kernel_sony_msm8998

drivers/net/wireless/ath/ath9k/tx99.c

+9 −4

Original line number	Diff line number	Diff line
		@@ -190,22 +190,27 @@ static ssize_t write_file_tx99(struct file file, const char __user user_buf,
		if (strtobool(buf, &start))
		return -EINVAL;

		mutex_lock(&sc->mutex);

		if (start == sc->tx99_state) {
		if (!start)
		return count;
		goto out;
		ath_dbg(common, XMIT, "Resetting TX99\n");
		ath9k_tx99_deinit(sc);
		}

		if (!start) {
		ath9k_tx99_deinit(sc);
		return count;
		goto out;
		}

		r = ath9k_tx99_init(sc);
		if (r)
		if (r) {
		mutex_unlock(&sc->mutex);
		return r;

		}
		out:
		mutex_unlock(&sc->mutex);
		return count;
		}