use xsnprintf for generating git object headers

[thirdparty/git.git] / builtin / index-pack.c

diff --git a/builtin/index-pack.c b/builtin/index-pack.c
index 3431de2362d981b1239d8269d17fb75d8de094fd..1ad1bde69600d3097d71ed67d230d2e2f916544e 100644 (file)
--- a/builtin/index-pack.c
+++ b/builtin/index-pack.c
@@ -441,7 +441,7 @@ static void *unpack_entry_data(unsigned long offset, unsigned long size,
        int hdrlen;
 
        if (!is_delta_type(type)) {
-               hdrlen = sprintf(hdr, "%s %lu", typename(type), size) + 1;
+               hdrlen = xsnprintf(hdr, sizeof(hdr), "%s %lu", typename(type), size) + 1;
                git_SHA1_Init(&c);
                git_SHA1_Update(&c, hdr, hdrlen);
        } else