diff --git a/COPYING.LGPLv2.1 b/COPYING.LGPLv2.1
index 00b4fedfe7..58af0d3787 100644
--- a/COPYING.LGPLv2.1
+++ b/COPYING.LGPLv2.1
@@ -500,5 +500,3 @@ necessary.  Here is a sample; alter the names:
   Ty Coon, President of Vice
 
 That's all there is to it!
-
-
diff --git a/doc/avserver.conf b/doc/avserver.conf
index 1f21f4d002..e9724bbf99 100644
--- a/doc/avserver.conf
+++ b/doc/avserver.conf
@@ -373,5 +373,3 @@ ACL allow 192.168.0.0 192.168.255.255
 <Redirect index.html>
 URL http://www.libav.org/
 </Redirect>
-
-
diff --git a/doc/build_system.txt b/doc/build_system.txt
index 1011f57f66..c3dede7cde 100644
--- a/doc/build_system.txt
+++ b/doc/build_system.txt
@@ -27,4 +27,3 @@ libavcodec/api-example
 
 libswscale/swscale-test
     Build the swscale self-test (useful also as example).
-
diff --git a/doc/fate.texi b/doc/fate.texi
index 9141eeb543..b4f520fef9 100644
--- a/doc/fate.texi
+++ b/doc/fate.texi
@@ -132,4 +132,3 @@ makeopts=       # extra options passed to 'make'
 In order to send reports you need to create an @command{ssh} key and send it
 to @email{root@@libav.org}.
 The current server fingerprint is @var{a4:99:d7:d3:1c:92:0d:56:d6:d5:61:be:01:ae:7d:e6}
-
diff --git a/doc/filters.texi b/doc/filters.texi
index 16059fd41d..2a089bef84 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -2067,4 +2067,3 @@ mainly useful as a template and to be employed in analysis / debugging
 tools.
 
 @c man end VIDEO SINKS
-
diff --git a/doc/swscale.txt b/doc/swscale.txt
index 4c62e67321..0dc4b8a5af 100644
--- a/doc/swscale.txt
+++ b/doc/swscale.txt
@@ -96,4 +96,3 @@ would benefit from it.
 Also, as already hinted at, initFilter() accepts an optional convolutional
 filter as input that can be used for contrast, saturation, blur, sharpening
 shift, chroma vs. luma shift, ...
-
diff --git a/doc/viterbi.txt b/doc/viterbi.txt
index d9d924f621..5362a0b765 100644
--- a/doc/viterbi.txt
+++ b/doc/viterbi.txt
@@ -107,4 +107,3 @@ one with score 3)
 
 Author: Michael niedermayer
 Copyright LGPL
-
diff --git a/libavcodec/bfin/dsputil_bfin.c b/libavcodec/bfin/dsputil_bfin.c
index 58ec394d7b..af76a0fc2c 100644
--- a/libavcodec/bfin/dsputil_bfin.c
+++ b/libavcodec/bfin/dsputil_bfin.c
@@ -270,6 +270,3 @@ void dsputil_init_bfin( DSPContext* c, AVCodecContext *avctx )
         }
     }
 }
-
-
-
diff --git a/libavcodec/bfin/fdct_bfin.S b/libavcodec/bfin/fdct_bfin.S
index 47ec381bf8..8ca490d040 100644
--- a/libavcodec/bfin/fdct_bfin.S
+++ b/libavcodec/bfin/fdct_bfin.S
@@ -328,4 +328,3 @@ DEFUN(fdct,mL1,
         (r7:4,p5:3) = [sp++];
         RTS;
 DEFUN_END(fdct)
-
diff --git a/libavcodec/bfin/idct_bfin.S b/libavcodec/bfin/idct_bfin.S
index 36d50a7007..b384840fba 100644
--- a/libavcodec/bfin/idct_bfin.S
+++ b/libavcodec/bfin/idct_bfin.S
@@ -302,5 +302,3 @@ DEFUN(idct,mL1,
     unlink;
     RTS;
 DEFUN_END(idct)
-
-
diff --git a/libavcodec/bfin/mpegvideo_bfin.c b/libavcodec/bfin/mpegvideo_bfin.c
index ad68876149..4697a5d893 100644
--- a/libavcodec/bfin/mpegvideo_bfin.c
+++ b/libavcodec/bfin/mpegvideo_bfin.c
@@ -145,4 +145,3 @@ void MPV_common_init_bfin (MpegEncContext *s)
 {
 /*     s->dct_quantize= dct_quantize_bfin; */
 }
-
diff --git a/libavcodec/bfin/pixels_bfin.S b/libavcodec/bfin/pixels_bfin.S
index 085ff46147..45a3ab626c 100644
--- a/libavcodec/bfin/pixels_bfin.S
+++ b/libavcodec/bfin/pixels_bfin.S
@@ -737,5 +737,3 @@ DEFUN(sse16,mL1,
         unlink;
         rts;
 DEFUN_END(sse16)
-
-
diff --git a/libavcodec/bfin/vp3_bfin.c b/libavcodec/bfin/vp3_bfin.c
index 4b08042ff3..bec25a0c35 100644
--- a/libavcodec/bfin/vp3_bfin.c
+++ b/libavcodec/bfin/vp3_bfin.c
@@ -41,5 +41,3 @@ void ff_bfin_vp3_idct_add (uint8_t *dest, int line_size, DCTELEM *block)
     ff_bfin_vp3_idct (block);
     ff_bfin_add_pixels_clamped (block, dest, line_size);
 }
-
-
diff --git a/libavcodec/bfin/vp3_idct_bfin.S b/libavcodec/bfin/vp3_idct_bfin.S
index 4c678f1bc6..2e18f91090 100644
--- a/libavcodec/bfin/vp3_idct_bfin.S
+++ b/libavcodec/bfin/vp3_idct_bfin.S
@@ -278,5 +278,3 @@ DEFUN(vp3_idct,mL1,
     unlink;
     RTS;
 DEFUN_END(vp3_idct)
-
-
diff --git a/libavcodec/ppc/idct_altivec.c b/libavcodec/ppc/idct_altivec.c
index cc3adcb526..068cf42396 100644
--- a/libavcodec/ppc/idct_altivec.c
+++ b/libavcodec/ppc/idct_altivec.c
@@ -215,4 +215,3 @@ void idct_add_altivec(uint8_t* dest, int stride, int16_t *blk)
     ADD (dest, vx6, perm0)      dest += stride;
     ADD (dest, vx7, perm1)
 }
-
diff --git a/libavcodec/ps2/dsputil_mmi.c b/libavcodec/ps2/dsputil_mmi.c
index 77755b0d4c..43f0363669 100644
--- a/libavcodec/ps2/dsputil_mmi.c
+++ b/libavcodec/ps2/dsputil_mmi.c
@@ -164,4 +164,3 @@ void dsputil_init_mmi(DSPContext* c, AVCodecContext *avctx)
         c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM;
     }
 }
-
diff --git a/libavcodec/ps2/idct_mmi.c b/libavcodec/ps2/idct_mmi.c
index 86df092075..9b9033ae44 100644
--- a/libavcodec/ps2/idct_mmi.c
+++ b/libavcodec/ps2/idct_mmi.c
@@ -359,4 +359,3 @@ void ff_mmi_idct_add(uint8_t *dest, int line_size, DCTELEM *block)
         //let savedtemp regs be saved
         __asm__ volatile(" ":::"$16", "$17", "$18", "$19", "$20", "$21", "$22", "$23");
 }
-
diff --git a/libavcodec/ps2/mpegvideo_mmi.c b/libavcodec/ps2/mpegvideo_mmi.c
index ed56893877..623e35af33 100644
--- a/libavcodec/ps2/mpegvideo_mmi.c
+++ b/libavcodec/ps2/mpegvideo_mmi.c
@@ -85,5 +85,3 @@ void MPV_common_init_mmi(MpegEncContext *s)
     s->dct_unquantize_h263_intra =
     s->dct_unquantize_h263_inter = dct_unquantize_h263_mmi;
 }
-
-
diff --git a/libavcodec/x86/fdct_mmx.c b/libavcodec/x86/fdct_mmx.c
index f35a0591c6..cc3036bc33 100644
--- a/libavcodec/x86/fdct_mmx.c
+++ b/libavcodec/x86/fdct_mmx.c
@@ -579,4 +579,3 @@ void ff_fdct_sse2(int16_t *block)
     fdct_col_sse2(block, block1, 0);
     fdct_row_sse2(block1, block);
 }
-
diff --git a/libavcodec/x86/fft.c b/libavcodec/x86/fft.c
index f7308cca32..3e0c42fb1e 100644
--- a/libavcodec/x86/fft.c
+++ b/libavcodec/x86/fft.c
@@ -67,4 +67,3 @@ av_cold void ff_dct_init_mmx(DCTContext *s)
 #endif
 }
 #endif
-
diff --git a/libavcodec/x86/fft_3dn2.c b/libavcodec/x86/fft_3dn2.c
index a724398aff..ce3c9daddb 100644
--- a/libavcodec/x86/fft_3dn2.c
+++ b/libavcodec/x86/fft_3dn2.c
@@ -171,4 +171,3 @@ void ff_imdct_calc_3dn2(FFTContext *s, FFTSample *output, const FFTSample *input
     );
     __asm__ volatile("femms");
 }
-
diff --git a/libavcodec/x86/fft_sse.c b/libavcodec/x86/fft_sse.c
index 6be5be9611..13b992f47a 100644
--- a/libavcodec/x86/fft_sse.c
+++ b/libavcodec/x86/fft_sse.c
@@ -108,4 +108,3 @@ void ff_imdct_calc_sse(FFTContext *s, FFTSample *output, const FFTSample *input)
         XMM_CLOBBERS_ONLY("%xmm0", "%xmm1", "%xmm7")
     );
 }
-
diff --git a/libavcodec/x86/idct_mmx.c b/libavcodec/x86/idct_mmx.c
index ed2d3217e5..f199941f55 100644
--- a/libavcodec/x86/idct_mmx.c
+++ b/libavcodec/x86/idct_mmx.c
@@ -626,4 +626,3 @@ declare_idct (ff_mmxext_idct, mmxext_table,
 
 declare_idct (ff_mmx_idct, mmx_table,
               mmx_row_head, mmx_row, mmx_row_tail, mmx_row_mid)
-
diff --git a/libavcodec/x86/idct_mmx_xvid.c b/libavcodec/x86/idct_mmx_xvid.c
index 3055205c81..139798e44b 100644
--- a/libavcodec/x86/idct_mmx_xvid.c
+++ b/libavcodec/x86/idct_mmx_xvid.c
@@ -523,4 +523,3 @@ __asm__ volatile(
     DCT_8_INV_COL(8(%0), 8(%0))
     :: "r"(block), "r"(rounder_0), "r"(tab_i_04_xmm), "r"(tg_1_16));
 }
-
diff --git a/libavfilter/x86/yadif_template.c b/libavfilter/x86/yadif_template.c
index 962a7c777d..e77de615cd 100644
--- a/libavfilter/x86/yadif_template.c
+++ b/libavfilter/x86/yadif_template.c
@@ -265,4 +265,3 @@ void RENAME(ff_yadif_filter_line)(uint8_t *dst,
 #undef CHECK1
 #undef CHECK2
 #undef FILTER
-
diff --git a/tests/fate/audio.mak b/tests/fate/audio.mak
index fcaad147c9..32bf75774b 100644
--- a/tests/fate/audio.mak
+++ b/tests/fate/audio.mak
@@ -30,4 +30,3 @@ fate-nellymoser: REF = $(SAMPLES)/nellymoser/nellymoser.pcm
 
 FATE_TESTS += fate-ws_snd
 fate-ws_snd: CMD = md5 -i $(SAMPLES)/vqa/ws_snd.vqa -f s16le
-
diff --git a/tests/fate/prores.mak b/tests/fate/prores.mak
index 0200c6f622..63682bca98 100644
--- a/tests/fate/prores.mak
+++ b/tests/fate/prores.mak
@@ -12,4 +12,3 @@ fate-prores-422_hq:    CMD = framecrc -vsync 0 -i $(SAMPLES)/prores/Sequence_1-A
 fate-prores-422_lt:    CMD = framecrc -vsync 0 -i $(SAMPLES)/prores/Sequence_1-Apple_ProRes_422_LT.mov -pix_fmt yuv422p10le
 fate-prores-422_proxy: CMD = framecrc -vsync 0 -i $(SAMPLES)/prores/Sequence_1-Apple_ProRes_422_Proxy.mov -pix_fmt yuv422p10le
 fate-prores-alpha:     CMD = framecrc -vsync 0 -i $(SAMPLES)/prores/Sequence_1-Apple_ProRes_with_Alpha.mov -pix_fmt yuv444p10le
-