Mercurial > vim
diff src/memline.c @ 6596:f8f2a61e538d v7.4.624
updated for version 7.4.624
Problem: May leak memory or crash when vim_realloc() returns NULL.
Solution: Handle a NULL value properly. (Mike Williams)
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Tue, 10 Feb 2015 18:34:01 +0100 |
| parents | 86fb698a38d5 |
| children | 7347229a646a |
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--- a/src/memline.c +++ b/src/memline.c @@ -5057,6 +5057,8 @@ ml_updatechunk(buf, line, len, updtype) /* May resize here so we don't have to do it in both cases below */ if (buf->b_ml.ml_usedchunks + 1 >= buf->b_ml.ml_numchunks) { + chunksize_T *t_chunksize = buf->b_ml.ml_chunksize; + buf->b_ml.ml_numchunks = buf->b_ml.ml_numchunks * 3 / 2; buf->b_ml.ml_chunksize = (chunksize_T *) vim_realloc(buf->b_ml.ml_chunksize, @@ -5064,6 +5066,7 @@ ml_updatechunk(buf, line, len, updtype) if (buf->b_ml.ml_chunksize == NULL) { /* Hmmmm, Give up on offset for this buffer */ + vim_free(t_chunksize); buf->b_ml.ml_usedchunks = -1; return; }