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Fix parentCommit invalid memory address or nil pointer dereference. #33204

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Merged
merged 11 commits into from
Jan 19, 2025
Merged

Fix parentCommit invalid memory address or nil pointer dereference. #33204

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4072ca1
Fix
hiifong Jan 10, 2025
e69478b
Update
hiifong Jan 14, 2025
2a559c9
Add test
hiifong Jan 14, 2025
cee9164
Merge branch 'main' into fix/parentCommit
hiifong Jan 14, 2025
10dc602
Add testdata
hiifong Jan 14, 2025
cbbff62
Merge remote-tracking branch 'origin/fix/parentCommit' into fix/paren…
hiifong Jan 14, 2025
6f9fcdf
Add testdata
hiifong Jan 14, 2025
6ed8c28
Fix
hiifong Jan 14, 2025
b42703f
Fix
hiifong Jan 14, 2025
6e02edf
Merge branch 'main' into fix/parentCommit
wxiaoguang Jan 18, 2025
3927298
Merge branch 'main' into fix/parentCommit
GiteaBot Jan 19, 2025
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5 changes: 3 additions & 2 deletions services/gitdiff/gitdiff.go
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Original file line number Diff line number Diff line change
Expand Up @@ -1137,15 +1137,16 @@ func GetDiff(ctx context.Context, gitRepo *git.Repository, opts *DiffOptions, fi
actualBeforeCommitID := opts.BeforeCommitID
if len(actualBeforeCommitID) == 0 {
parentCommit, _ := commit.Parent(0)
actualBeforeCommitID = parentCommit.ID.String()
if parentCommit != nil {
actualBeforeCommitID = parentCommit.ID.String()
}
}

cmdDiff.AddArguments("diff", "--src-prefix=\\a/", "--dst-prefix=\\b/", "-M").
AddArguments(opts.WhitespaceBehavior...).
AddDynamicArguments(actualBeforeCommitID, opts.AfterCommitID)
opts.BeforeCommitID = actualBeforeCommitID

var err error
beforeCommit, err = gitRepo.GetCommit(opts.BeforeCommitID)
if err != nil {
return nil, err
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