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author | Bram Moolenaar <Bram@vim.org> | 2019-08-08 20:49:14 +0200 |
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committer | Bram Moolenaar <Bram@vim.org> | 2019-08-08 20:49:14 +0200 |
commit | 47ed553fd5bebfc36eb8aa81686eeaa5a84eccac (patch) | |
tree | 73dbe93fe15754af8a4384ef66d7f595c9bbb8a6 /src/getchar.c | |
parent | 8c5a278fc508da6dfe50e69b6ee734451aa4eafb (diff) | |
download | vim-git-47ed553fd5bebfc36eb8aa81686eeaa5a84eccac.tar.gz |
patch 8.1.1827: allocating more memory than needed for extended structsv8.1.1827
Problem: Allocating more memory than needed for extended structs.
Solution: Use offsetof() instead of sizeof(). (Dominique Pelle,
closes #4786)
Diffstat (limited to 'src/getchar.c')
-rw-r--r-- | src/getchar.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/getchar.c b/src/getchar.c index 4a3587c3f..b0e72f58f 100644 --- a/src/getchar.c +++ b/src/getchar.c @@ -232,7 +232,7 @@ add_buff( len = MINIMAL_SIZE; else len = slen; - p = alloc(sizeof(buffblock_T) + len); + p = alloc(offsetof(buffblock_T, b_str) + len + 1); if (p == NULL) return; /* no space, just forget it */ buf->bh_space = (int)(len - slen); |