diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c
index 5619c36fab8bb97d4c916ad3db0d83f9683fe193..52168cce865bfa6ad00fad52911ad2f489e4862a 100644
--- a/libavcodec/mjpegdec.c
+++ b/libavcodec/mjpegdec.c
@@ -1682,6 +1682,13 @@ int ff_mjpeg_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
                 mjpeg_decode_com(s);
 
             ret = -1;
+
+            if (!CONFIG_JPEGLS_DECODER &&
+                (start_code == SOF48 || start_code == LSE)) {
+                av_log(avctx, AV_LOG_ERROR, "JPEG-LS support not enabled.\n");
+                return AVERROR(ENOSYS);
+            }
+
             switch (start_code) {
             case SOI:
                 s->restart_interval = 0;
diff --git a/libavcodec/sparc/vis.h b/libavcodec/sparc/vis.h
index af5b5fa79e9fe86d282e3c3fae260e39f85201d8..36985a1509f6b2c53ca156487517676def9c1928 100644
--- a/libavcodec/sparc/vis.h
+++ b/libavcodec/sparc/vis.h
@@ -173,32 +173,6 @@ static inline void vis_set_gsr(unsigned int _val)
 #define vis_st64(rs1,mem)               vis_r2m(std, rs1, mem)
 #define vis_st64_2(rs1,mem1,mem2)       vis_r2m_2(std, rs1, mem1, mem2)
 
-#define vis_ldblk(mem, rd) \
-do {        register void *__mem __asm__("g1"); \
-        __mem = &(mem); \
-        __asm__ volatile(".word 0xc1985e00 | %1" \
-                             : \
-                             : "r" (__mem), \
-                               "i" (vis_rd_d(rd)) \
-                             : "memory"); \
-} while (0)
-
-#define vis_stblk(rd, mem) \
-do {        register void *__mem __asm__("g1"); \
-        __mem = &(mem); \
-        __asm__ volatile(".word 0xc1b85e00 | %1" \
-                             : \
-                             : "r" (__mem), \
-                               "i" (vis_rd_d(rd)) \
-                             : "memory"); \
-} while (0)
-
-#define vis_membar_storestore()        \
-        __asm__ volatile(".word 0x8143e008" : : : "memory")
-
-#define vis_membar_sync()        \
-        __asm__ volatile(".word 0x8143e040" : : : "memory")
-
 /* 16 and 32 bit partitioned addition and subtraction.  The normal
  * versions perform 4 16-bit or 2 32-bit additions or subtractions.
  * The 's' versions perform 2 16-bit or 1 32-bit additions or
@@ -266,38 +240,6 @@ static inline void vis_alignaddr_g0(void *_ptr)
                                     vis_rd_s(0)));
 }
 
-static inline void *vis_alignaddrl(void *_ptr)
-{
-        register void *ptr __asm__("g1");
-
-        ptr = _ptr;
-
-        __asm__ volatile(".word %2"
-                             : "=&r" (ptr)
-                             : "0" (ptr),
-                               "i" (vis_opc_base | vis_opf(0x19) |
-                                    vis_rs1_s(1) |
-                                    vis_rs2_s(0) |
-                                    vis_rd_s(1)));
-
-        return ptr;
-}
-
-static inline void vis_alignaddrl_g0(void *_ptr)
-{
-        register void *ptr __asm__("g1");
-
-        ptr = _ptr;
-
-        __asm__ volatile(".word %2"
-                             : "=&r" (ptr)
-                             : "0" (ptr),
-                               "i" (vis_opc_base | vis_opf(0x19) |
-                                    vis_rs1_s(1) |
-                                    vis_rs2_s(0) |
-                                    vis_rd_s(0)));
-}
-
 #define vis_faligndata(rs1,rs2,rd)        vis_dd2d(0x48, rs1, rs2, rd)
 
 /* Logical operate instructions.  */