amixer: do not double LF for container type

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/amixer/amixer.c b/amixer/amixer.c
index 9c3f9bf334732dfbfa2957f1a7b523a75b0d7197..ad9c482e87e4eb75363c199718513630dbbd0a52 100644 (file)
--- a/amixer/amixer.c
+++ b/amixer/amixer.c
@@ -453,6 +453,7 @@ static void decode_tlv(unsigned int spaces, unsigned int *tlv, unsigned int tlv_
        unsigned int size;
        unsigned int idx = 0;
        const char *chmap_type = NULL;
+       int lf = 1;
 
        if (tlv_size < 2 * sizeof(unsigned int)) {
                printf("TLV size error!\n");
@@ -480,6 +481,7 @@ static void decode_tlv(unsigned int spaces, unsigned int *tlv, unsigned int tlv_
                        decode_tlv(spaces + 2, tlv + idx, tlv[idx+1] + 8);
                        idx += 2 + (tlv[idx+1] + sizeof(unsigned int) - 1) / sizeof(unsigned int);
                }
+               lf = 0;
                break;
        case SND_CTL_TLVT_DB_SCALE:
                printf("dBscale-");
@@ -581,7 +583,8 @@ static void decode_tlv(unsigned int spaces, unsigned int *tlv, unsigned int tlv_
                }
                break;
        }
-       putc('\n', stdout);
+       if (lf)
+               putc('\n', stdout);
 }
 
 static int show_control(const char *space, snd_hctl_elem_t *elem,