Skip to content
Browse files

bisect: copy filename string obtained from git_path()

Prevent the string from being overwritten by other callers of
git_path() and friends before we are done using it.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
  • Loading branch information...
1 parent 989c0e5 commit 144e7090045a703c8f5d140474f202ba4f38ac9a @mhagger mhagger committed with gitster Apr 27, 2012
Showing with 5 additions and 3 deletions.
  1. +5 −3 bisect.c
View
8 bisect.c
@@ -833,7 +833,7 @@ static int check_ancestors(const char *prefix)
*/
static void check_good_are_ancestors_of_bad(const char *prefix, int no_checkout)
{
- const char *filename = git_path("BISECT_ANCESTORS_OK");
+ char *filename = xstrdup(git_path("BISECT_ANCESTORS_OK"));
struct stat st;
int fd;
@@ -842,11 +842,11 @@ static void check_good_are_ancestors_of_bad(const char *prefix, int no_checkout)
/* Check if file BISECT_ANCESTORS_OK exists. */
if (!stat(filename, &st) && S_ISREG(st.st_mode))
- return;
+ goto done;
/* Bisecting with no good rev is ok. */
if (good_revs.nr == 0)
- return;
+ goto done;
/* Check if all good revs are ancestor of the bad rev. */
if (check_ancestors(prefix))
@@ -859,6 +859,8 @@ static void check_good_are_ancestors_of_bad(const char *prefix, int no_checkout)
filename, strerror(errno));
else
close(fd);
+ done:
+ free(filename);
}
/*

0 comments on commit 144e709

Please sign in to comment.
Something went wrong with that request. Please try again.