Fix null pointer dereference in ParseCommitWithSignature (#4964)
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@ -360,7 +360,7 @@ func verifySign(s *packet.Signature, h hash.Hash, k *GPGKey) error {
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// ParseCommitWithSignature check if signature is good against keystore.
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// ParseCommitWithSignature check if signature is good against keystore.
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func ParseCommitWithSignature(c *git.Commit) *CommitVerification {
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func ParseCommitWithSignature(c *git.Commit) *CommitVerification {
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if c.Signature != nil {
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if c.Signature != nil && c.Committer != nil {
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//Parsing signature
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//Parsing signature
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sig, err := extractSignature(c.Signature.Signature)
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sig, err := extractSignature(c.Signature.Signature)
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if err != nil { //Skipping failed to extract sign
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if err != nil { //Skipping failed to extract sign
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