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Commit 3f834c06 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "diag: Mutex protect the command list while traversing"

parents 3c8f1702 22e3f5ee

drivers/char/diag/diagfwd.c

+5 −1
Original line number Diff line number Diff line
@@ -774,12 +774,16 @@ int diag_process_apps_pkt(unsigned char *buf, int len) 
		return 0;

	}



	mutex_lock(&driver->cmd_reg_mutex);

	temp_entry = diag_cmd_search(&entry, ALL_PROC);

	if (temp_entry) {

		reg_item = container_of(temp_entry, struct diag_cmd_reg_t,

								entry);

		return diag_send_data(reg_item, buf, len);

		write_len = diag_send_data(reg_item, buf, len);

		mutex_unlock(&driver->cmd_reg_mutex);

		return write_len;

	}

	mutex_unlock(&driver->cmd_reg_mutex);



#if defined(CONFIG_DIAG_OVER_USB)

	/* Check for the command/respond msg for the maximum packet length */