From: Michael Haggerty <mhagger@xxxxxxxxxxxx>
Signed-off-by: Michael Haggerty <mhagger@xxxxxxxxxxxx>
---
refs.c | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/refs.c b/refs.c
index c293fd2..39008f2 100644
--- a/refs.c
+++ b/refs.c
@@ -29,16 +29,16 @@ static inline int bad_ref_char(int ch)
}
/*
- * Try to read one refname component from the front of refname. Return
- * the length of the component found, or -1 if the component is not
- * legal.
+ * Try to read one refname component from the first refnamelen
+ * characters of refname. Return the length of the component found,
+ * or -1 if the component is not legal.
*/
-static int check_refname_component(const char *refname, int flags)
+static int check_refname_component(const char *refname, int refnamelen, int flags)
{
- int i, len = strlen(refname);
+ int i;
char last = '\0';
- for (i = 0; i < len; i++) {
+ for (i = 0; i < refnamelen; i++) {
char ch = refname[i];
if (ch == '/')
break;
@@ -69,11 +69,12 @@ static int check_refname_component(const char *refname, int flags)
int check_refname_format(const char *refname, int flags)
{
+ int refnamelen = strlen(refname);
int component_len, component_count = 0;
while (1) {
/* We are at the start of a path component. */
- component_len = check_refname_component(refname, flags);
+ component_len = check_refname_component(refname, refnamelen, flags);
if (component_len <= 0) {
if ((flags & REFNAME_REFSPEC_PATTERN) &&
refname[0] == '*' &&
@@ -90,6 +91,7 @@ int check_refname_format(const char *refname, int flags)
break;
/* Skip to next component. */
refname += component_len + 1;
+ refnamelen -= component_len + 1;
}
if (refname[component_len - 1] == '.')
--
1.7.10
--
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