refspec: prevent git_refspec__free() from segfaulting

Fix libgit2/libgit2sharp#247

refspec: prevent git_refspec__free() from segfaulting
Fix libgit2/libgit2sharp#247
a379e652 · nulltoken · 3a5e8fae · a379e652
Commit a379e652 authored Jan 11, 2013 by nulltoken
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src/refspec.c
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--- a/src/refspec.c
+++ b/src/refspec.c
@@ -127,6 +127,9 @@ int git_refspec__parse(git_refspec *refspec, const char *input, bool is_fetch)

 void git_refspec__free(git_refspec *refspec)
 {
+	if (refspec == NULL)
+		return;
+
 	git__free(refspec->src);
 	git__free(refspec->dst);
 }