diff options
Diffstat (limited to 'lib/libsqlite3/ext/misc/compress.c')
| -rw-r--r-- | lib/libsqlite3/ext/misc/compress.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/lib/libsqlite3/ext/misc/compress.c b/lib/libsqlite3/ext/misc/compress.c index a4059116c9e..bf38d4c93cf 100644 --- a/lib/libsqlite3/ext/misc/compress.c +++ b/lib/libsqlite3/ext/misc/compress.c @@ -38,6 +38,7 @@ static void compressFunc( unsigned int nIn; unsigned long int nOut; unsigned char x[8]; + int rc; int i, j; pIn = sqlite3_value_blob(argv[0]); @@ -50,8 +51,12 @@ static void compressFunc( for(i=0; i<4 && x[i]==0; i++){} for(j=0; i<=4; i++, j++) pOut[j] = x[i]; pOut[j-1] |= 0x80; - compress(&pOut[j], &nOut, pIn, nIn); - sqlite3_result_blob(context, pOut, nOut+j, sqlite3_free); + rc = compress(&pOut[j], &nOut, pIn, nIn); + if( rc==Z_OK ){ + sqlite3_result_blob(context, pOut, nOut+j, sqlite3_free); + }else{ + sqlite3_free(pOut); + } } /* @@ -82,6 +87,8 @@ static void uncompressFunc( rc = uncompress(pOut, &nOut, &pIn[i], nIn-i); if( rc==Z_OK ){ sqlite3_result_blob(context, pOut, nOut, sqlite3_free); + }else{ + sqlite3_free(pOut); } } |