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authorRussell Belfer <rb@github.com>2012-07-19 10:23:45 -0700
committerRussell Belfer <rb@github.com>2012-07-19 10:23:45 -0700
commit71d273583755c0a2b7f5d608f017f4586add51e4 (patch)
tree9a70607c88d126591a5fc7241987e5d410e3bf0f /src/diff.c
parent5a8204f8a88c59c2cb07b93930834ef0a5aaf1fc (diff)
downloadlibgit2-71d273583755c0a2b7f5d608f017f4586add51e4.tar.gz
Fix bug with merging diffs with null options
A diff that is created with a NULL options parameter could result in a NULL prefix string, but diff merge was unconditionally strdup'ing it. I added a test to replicate the issue and then a new method that does the right thing with NULL values.
Diffstat (limited to 'src/diff.c')
-rw-r--r--src/diff.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/diff.c b/src/diff.c
index 4fea894f8..09f319e6e 100644
--- a/src/diff.c
+++ b/src/diff.c
@@ -814,9 +814,9 @@ int git_diff_merge(
/* prefix strings also come from old pool, so recreate those.*/
onto->opts.old_prefix =
- git_pool_strdup(&onto->pool, onto->opts.old_prefix);
+ git_pool_strdup_safe(&onto->pool, onto->opts.old_prefix);
onto->opts.new_prefix =
- git_pool_strdup(&onto->pool, onto->opts.new_prefix);
+ git_pool_strdup_safe(&onto->pool, onto->opts.new_prefix);
}
git_vector_foreach(&onto_new, i, delta)