Fix decoding of emacs-mule coding system.

1 files changed, 10 insertions, 10 deletions

diff --git a/src/coding.c b/src/coding.c
index 137e72a0ba4..9c989e1c39e 100644
--- a/src/coding.c
+++ b/src/coding.c
@@ -2078,7 +2078,7 @@ emacs_mule_char (coding, src, nbytes, nchars, id, cmp_status)
   const unsigned char *src_end = coding->source + coding->src_bytes;
   const unsigned char *src_base = src;
   int multibytep = coding->src_multibyte;
-  struct charset *charset;
+  int charset_id;
   unsigned code;
   int c;
   int consumed_chars = 0;
@@ -2088,7 +2088,7 @@ emacs_mule_char (coding, src, nbytes, nchars, id, cmp_status)
   if (c < 0)
     {
       c = -c;
-      charset = emacs_mule_charset[0];
+      charset_id = emacs_mule_charset[0];
     }
   else
     {
@@ -2124,7 +2124,7 @@ emacs_mule_char (coding, src, nbytes, nchars, id, cmp_status)
       switch (emacs_mule_bytes[c])
         {
         case 2:
-          if (! (charset = emacs_mule_charset[c]))
+          if ((charset_id = emacs_mule_charset[c]) < 0)
             goto invalid_code;
           ONE_MORE_BYTE (c);
           if (c < 0xA0)
@@ -2137,7 +2137,7 @@ emacs_mule_char (coding, src, nbytes, nchars, id, cmp_status)
               || c == EMACS_MULE_LEADING_CODE_PRIVATE_12)
             {
               ONE_MORE_BYTE (c);
-              if (c < 0xA0 || ! (charset = emacs_mule_charset[c]))
+              if (c < 0xA0 || (charset_id = emacs_mule_charset[c]) < 0)
                 goto invalid_code;
               ONE_MORE_BYTE (c);
               if (c < 0xA0)
@@ -2146,7 +2146,7 @@ emacs_mule_char (coding, src, nbytes, nchars, id, cmp_status)
             }
           else
             {
-              if (! (charset = emacs_mule_charset[c]))
+              if ((charset_id = emacs_mule_charset[c]) < 0)
                 goto invalid_code;
               ONE_MORE_BYTE (c);
               if (c < 0xA0)
@@ -2161,7 +2161,7 @@ emacs_mule_char (coding, src, nbytes, nchars, id, cmp_status)
 
         case 4:
           ONE_MORE_BYTE (c);
-          if (c < 0 || ! (charset = emacs_mule_charset[c]))
+          if (c < 0 || (charset_id = emacs_mule_charset[c]) < 0)
             goto invalid_code;
           ONE_MORE_BYTE (c);
           if (c < 0xA0)
@@ -2175,21 +2175,21 @@ emacs_mule_char (coding, src, nbytes, nchars, id, cmp_status)
 
         case 1:
           code = c;
-          charset = CHARSET_FROM_ID (ASCII_BYTE_P (code)
-                                     ? charset_ascii : charset_eight_bit);
+          charset_id = ASCII_BYTE_P (code) ? charset_ascii : charset_eight_bit;
           break;
 
         default:
           abort ();
         }
-      CODING_DECODE_CHAR (coding, src, src_base, src_end, charset, code, c);
+      CODING_DECODE_CHAR (coding, src, src_base, src_end,
+                          CHARSET_FROM_ID (charset_id), code, c);
       if (c < 0)
         goto invalid_code;
     }
   *nbytes = src - src_base;
   *nchars = consumed_chars;
   if (id)
-    *id = charset->id;
+    *id = charset_id;
   return (mseq_found ? -c : c);
 
  no_more_source: