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| author | ocean <ocean@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2005-04-18 02:34:20 +0000 |
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| committer | ocean <ocean@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2005-04-18 02:34:20 +0000 |
| commit | 2082947ccfe3b7150a586951e942276aad49dc86 (patch) | |
| tree | b9f776b024cb145ca389353e1f91be6461d22856 /ext | |
| parent | efe47bf3f7e109aee55a144a8c88d41e91251359 (diff) | |
| download | ruby-2082947ccfe3b7150a586951e942276aad49dc86.tar.gz ruby-2082947ccfe3b7150a586951e942276aad49dc86.tar.xz ruby-2082947ccfe3b7150a586951e942276aad49dc86.zip | |
* ext/zlib/zlib.c (zstream_run): fixed SEGV. [ruby-core:4712]
git-svn-id: http://svn.ruby-lang.org/repos/ruby/branches/ruby_1_8@8345 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext')
| -rw-r--r-- | ext/zlib/zlib.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c index 98f60cbcb..c8c4407d0 100644 --- a/ext/zlib/zlib.c +++ b/ext/zlib/zlib.c @@ -706,6 +706,7 @@ zstream_run(z, src, len, flush) { uInt n; int err; + volatile VALUE guard; if (NIL_P(z->input) && len == 0) { z->stream.next_in = ""; @@ -715,6 +716,10 @@ zstream_run(z, src, len, flush) zstream_append_input(z, src, len); z->stream.next_in = RSTRING(z->input)->ptr; z->stream.avail_in = RSTRING(z->input)->len; + /* keep reference to `z->input' so as not to be garbage collected + after zstream_reset_input() and prevent `z->stream.next_in' + from dangling. */ + guard = z->input; } if (z->stream.avail_out == 0) { |