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authorMichael Haggerty <mhagger@alum.mit.edu>2016-04-07 15:02:56 -0400
committerJunio C Hamano <gitster@pobox.com>2016-04-10 11:35:15 -0700
commit37da4227b27771cd9947b7393851975a311e6eb9 (patch)
tree3ba5b26c2cd3c37fe71c02f317602d979bba053e /refs
parent419c6f4c76c5950a33ed2cedbce9c6f7d66773f6 (diff)
downloadgit-37da4227b27771cd9947b7393851975a311e6eb9.tar.gz
resolve_ref_unsafe(): use for loop to count up to MAXDEPTH
The loop's there anyway; we might as well use it. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: David Turner <dturner@twopensource.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'refs')
-rw-r--r--refs/files-backend.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/refs/files-backend.c b/refs/files-backend.c
index c0cf6fd6c0..101abba8d1 100644
--- a/refs/files-backend.c
+++ b/refs/files-backend.c
@@ -1400,8 +1400,8 @@ static const char *resolve_ref_1(const char *refname,
struct strbuf *sb_path,
struct strbuf *sb_contents)
{
- int depth = MAXDEPTH;
int bad_name = 0;
+ int symref_count;
if (flags)
*flags = 0;
@@ -1425,17 +1425,13 @@ static const char *resolve_ref_1(const char *refname,
*/
bad_name = 1;
}
- for (;;) {
+
+ for (symref_count = 0; symref_count < MAXDEPTH; symref_count++) {
const char *path;
struct stat st;
char *buf;
int fd;
- if (--depth < 0) {
- errno = ELOOP;
- return NULL;
- }
-
strbuf_reset(sb_path);
strbuf_git_path(sb_path, "%s", refname);
path = sb_path->buf;
@@ -1566,6 +1562,9 @@ static const char *resolve_ref_1(const char *refname,
bad_name = 1;
}
}
+
+ errno = ELOOP;
+ return NULL;
}
const char *resolve_ref_unsafe(const char *refname, int resolve_flags,