As the value returned by gitdiff_verify_name() is put into the
same variable that is passed as a parameter to this function,
it is simpler to pass the address of the variable and have
gitdiff_verify_name() change the variable itself.

Signed-off-by: Christian Couder <chrisc...@tuxfamily.org>
---
 builtin/apply.c | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/builtin/apply.c b/builtin/apply.c
index 465f954..4cafdaf 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -925,37 +925,37 @@ static int gitdiff_hdrend(const char *line, struct patch 
*patch)
 #define DIFF_OLD_NAME 0
 #define DIFF_NEW_NAME 1
 
-static char *gitdiff_verify_name(const char *line, int isnull, char 
*orig_name, int side)
+static void gitdiff_verify_name(const char *line, int isnull, char **name, int 
side)
 {
-       if (!orig_name && !isnull)
-               return find_name(line, NULL, p_value, TERM_TAB);
+       if (!*name && !isnull) {
+               *name = find_name(line, NULL, p_value, TERM_TAB);
+               return;
+       }
 
-       if (orig_name) {
-               int len = strlen(orig_name);
+       if (*name) {
+               int len = strlen(*name);
                char *another;
                if (isnull)
                        die(_("git apply: bad git-diff - expected /dev/null, 
got %s on line %d"),
-                           orig_name, linenr);
+                           *name, linenr);
                another = find_name(line, NULL, p_value, TERM_TAB);
-               if (!another || memcmp(another, orig_name, len + 1))
+               if (!another || memcmp(another, *name, len + 1))
                        die((side == DIFF_NEW_NAME) ?
                            _("git apply: bad git-diff - inconsistent new 
filename on line %d") :
                            _("git apply: bad git-diff - inconsistent old 
filename on line %d"), linenr);
                free(another);
-               return orig_name;
        } else {
                /* expect "/dev/null" */
                if (memcmp("/dev/null", line, 9) || line[9] != '\n')
                        die(_("git apply: bad git-diff - expected /dev/null on 
line %d"), linenr);
-               return NULL;
        }
 }
 
 static int gitdiff_oldname(const char *line, struct patch *patch)
 {
        char *orig = patch->old_name;
-       patch->old_name = gitdiff_verify_name(line, patch->is_new, 
patch->old_name,
-                                             DIFF_OLD_NAME);
+       gitdiff_verify_name(line, patch->is_new, &patch->old_name,
+                           DIFF_OLD_NAME);
        if (orig != patch->old_name)
                free(orig);
        return 0;
@@ -964,8 +964,8 @@ static int gitdiff_oldname(const char *line, struct patch 
*patch)
 static int gitdiff_newname(const char *line, struct patch *patch)
 {
        char *orig = patch->new_name;
-       patch->new_name = gitdiff_verify_name(line, patch->is_delete, 
patch->new_name,
-                                             DIFF_NEW_NAME);
+       gitdiff_verify_name(line, patch->is_delete, &patch->new_name,
+                           DIFF_NEW_NAME);
        if (orig != patch->new_name)
                free(orig);
        return 0;
-- 
2.8.0.rc4.1.g302de0d.dirty

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