[PATCH] drivers/isdn/gigaset: reduce kernel message spam

Reduce the number of kernel messages the Gigaset drivers produce in case of an
excessively long device response, from one per character exceeding the limit
to one per overlong message.

Signed-off-by: Tilman Schmidt <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Author: tilmanschmidt

drivers/isdn/gigaset/isocdata.c

@@ -921,6 +921,8 @@ static void cmd_loop(unsigned char *src, int numbytes, struct inbuf_t *inbuf)
 			/* end of line */
 			gig_dbg(DEBUG_TRANSCMD, "%s: End of Command (%d Bytes)",
 				__func__, cbytes);
+			if (cbytes >= MAX_RESP_SIZE - 1)
+				dev_warn(cs->dev, "response too large\n");
 			cs->cbytes = cbytes;
 			gigaset_handle_modem_response(cs);
 			cbytes = 0;
@@ -929,8 +931,6 @@ static void cmd_loop(unsigned char *src, int numbytes, struct inbuf_t *inbuf)
 			/* advance in line buffer, checking for overflow */
 			if (cbytes < MAX_RESP_SIZE - 1)
 				cbytes++;
-			else
-				dev_warn(cs->dev, "response too large\n");
 		}
 	}