X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=diffcore-pickaxe.c;h=286919e71428049eda1449ba71ac81667ebc3f7d;hb=8503ee4394dd47af136019bd8da53e5adec17e5d;hp=cfcce315babb0edb7ad7be7f2ab2437aaf41eb9d;hpb=b642d9ef643371990c0a921836f2a074d48ce1b3;p=git.git

diff --git a/diffcore-pickaxe.c b/diffcore-pickaxe.c
index cfcce315b..286919e71 100644
--- a/diffcore-pickaxe.c
+++ b/diffcore-pickaxe.c
@@ -5,8 +5,6 @@
 #include "diff.h"
 #include "diffcore.h"
 
-#include <regex.h>
-
 static unsigned int contains(struct diff_filespec *one,
 			     const char *needle, unsigned long len,
 			     regex_t *regexp)
@@ -16,6 +14,8 @@ static unsigned int contains(struct diff_filespec *one,
 	const char *data;
 	if (diff_populate_filespec(one, 0))
 		return 0;
+	if (!len)
+		return 0;
 
 	sz = one->size;
 	data = one->data;