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Description: fix compatibility with zlib 1.2.9 and newer
Author: Marc Deslauriers <marc.deslauriers@canonical.com>
Bug-Ubuntu: https://bugs.launchpad.net/ubuntu/+source/clamav/+bug/1692073
--- a/libclamav/bytecode_api.c 2017-08-08 15:20:06.651685637 -0400
+++ b/libclamav/bytecode_api.c 2017-08-15 15:45:14.645714766 -0400
@@ -811,8 +811,20 @@ int32_t cli_bcapi_inflate_init(struct cl
cli_dbgmsg("bytecode api: inflate_init: invalid buffers!\n");
return -1;
}
- memset(&stream, 0, sizeof(stream));
- ret = inflateInit2(&stream, windowBits);
+
+ b = cli_realloc(ctx->inflates, sizeof(*ctx->inflates)*n);
+ if (!b) {
+ return -1;
+ }
+ ctx->inflates = b;
+ ctx->ninflates = n;
+ b = &b[n-1];
+
+ b->from = from;
+ b->to = to;
+ b->needSync = 0;
+ memset(&b->stream, 0, sizeof(stream));
+ ret = inflateInit2(&b->stream, windowBits);
switch (ret) {
case Z_MEM_ERROR:
cli_dbgmsg("bytecode api: inflateInit2: out of memory!\n");
@@ -829,20 +841,6 @@ int32_t cli_bcapi_inflate_init(struct cl
cli_dbgmsg("bytecode api: inflateInit2: unknown error %d\n", ret);
return -1;
}
-
- b = cli_realloc(ctx->inflates, sizeof(*ctx->inflates)*n);
- if (!b) {
- inflateEnd(&stream);
- return -1;
- }
- ctx->inflates = b;
- ctx->ninflates = n;
- b = &b[n-1];
-
- b->from = from;
- b->to = to;
- b->needSync = 0;
- memcpy(&b->stream, &stream, sizeof(stream));
return n-1;
}
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