@@ -1389,6 +1389,8 @@ static int cabd_sys_read_block(struct mspack_system *sys,

   unsigned int cksum;

   unsigned int len;

+  (void) ignore_cksum;

+

   /* reset the input block pointer and end of block pointer */

   d->i_ptr = d->i_end = &d->input[0];

@@ -451,7 +451,7 @@ int cli_scanmschm(cli_ctx *ctx)

 	struct mschm_decompressor *mschm_d;

 	struct mschmd_header *mschm_h;

 	struct mschmd_file *mschm_f;

-	int ret;

+	int ret = CL_CLEAN; // Default CLEAN in case CHM contains no files.

 	int files;

 	int virus_num = 0;

 	struct mspack_name mspack_fmap = {

@@ -546,6 +546,4 @@ out_dest:

 	if (virus_num)

 		return CL_VIRUS;

 	return ret;

-

-	return 0;

 }

@@ -1066,7 +1066,7 @@ inline static int ac_findmatch_special(const unsigned char *buffer, uint32_t off

 static int ac_backward_match_branch(const unsigned char *buffer, uint32_t bp, uint32_t offset, uint32_t fileoffset, uint32_t length,

                                     const struct cli_ac_patt *pattern, uint32_t pp, uint16_t specialcnt, uint32_t *start, uint32_t *end)

 {

-    int match;

+    int match = 0;

     uint16_t wc, i;

     uint32_t filestart;

@@ -1,5 +1,5 @@

 /*

- *  Copyright (C) 2015 Cisco Systems, Inc. and/or its affiliates. All rights reserved.

+ *  Copyright (C) 2015, 2017 Cisco Systems, Inc. and/or its affiliates. All rights reserved.

  *  Copyright (C) 2007-2008 Sourcefire, Inc.

  *

  *  Authors: Tomasz Kojm

@@ -98,7 +98,8 @@ int cli_msexpand(cli_ctx *ctx, int ofd)

 	const struct msexp_hdr *hdr;

 	uint8_t i, mask, bits;

 	unsigned char buff[B_SIZE], wbuff[RW_SIZE];

-	const unsigned char *rbuff;

+	const unsigned char *rbuff = NULL; 	// rbuff will be set to a real address by READBYTES

+										// in the first iteration of the loop.

 	unsigned int j = B_SIZE - 16, k, l, r = 0, w = 0, rbytes = 0, wbytes = 0;

 	fmap_t *map = *ctx->fmap;

 	off_t cur_off = sizeof(*hdr);

@@ -1566,7 +1566,7 @@ static const int gkernsz = (sizeof(gaussk) / sizeof(gaussk[0]));

             case 8:

             {

                 unsigned int have = 0;

-                unsigned char c;

+                unsigned char c = 0; // will be set in first loop

                 for (x = 0; x < width; x++)

                 {

                     if (!have)

@@ -1645,7 +1645,7 @@ static const int gkernsz = (sizeof(gaussk) / sizeof(gaussk[0]));

             {

                 unsigned int x_off = y * andlinesz;

                 unsigned int have = 0;

-                unsigned char c;

+                unsigned char c = 0; // will be set in first loop

                 for (x = 0; x < width; x++)

                 {

                     if (!have)

@@ -940,14 +940,14 @@ void ppm_cleanup(ppm_data_t *ppm_data)

 int ppm_decode_init(ppm_data_t *ppm_data, int fd, unpack_data_t *unpack_data, int *EscChar)

 {

-	int max_order, Reset, MaxMB;

+	int max_order = 0, Reset = 0, MaxMB = 0;

-	max_order = rar_get_char(fd, unpack_data);

+	max_order = (int) rar_get_char(fd, unpack_data);

 	rar_dbgmsg("ppm_decode_init max_order=%d\n", max_order);

 	Reset = (max_order & 0x20) ? 1 : 0;

 	rar_dbgmsg("ppm_decode_init Reset=%d\n", Reset);

 	if (Reset) {

-		MaxMB = rar_get_char(fd, unpack_data);

+		MaxMB = (int) rar_get_char(fd, unpack_data);

 		rar_dbgmsg("ppm_decode_init MaxMB=%d\n", MaxMB);

 	} else {

 		if (sub_allocator_get_allocated_memory(&ppm_data->sub_alloc) == 0) {