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re
update-index: plug memory leak from prefix_path()
author
Junio C Hamano
<junkio@cox.net>
Sat, 6 May 2006 05:53:56 +0000
(22:53 -0700)
committer
Junio C Hamano
<junkio@cox.net>
Sat, 6 May 2006 05:53:56 +0000
(22:53 -0700)
prefix_path() sometimes allocates new memory and returns it, and
other times returns the incoming path argument intact. The
callers need to be a bit careful not to leak memory.
Signed-off-by: Junio C Hamano <junkio@cox.net>
update-index.c
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dc46da2
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diff --git
a/update-index.c
b/update-index.c
index 1870ac79669142d2c63e30ae035637eb55cf2850..d63f8ac99820ad3984a780e9772c77bef7c7225b 100644
(file)
--- a/
update-index.c
+++ b/
update-index.c
@@
-364,23
+364,26
@@
static void update_one(const char *path, const char *prefix, int prefix_length)
const char *p = prefix_path(prefix, prefix_length, path);
if (!verify_path(p)) {
fprintf(stderr, "Ignoring path %s\n", path);
const char *p = prefix_path(prefix, prefix_length, path);
if (!verify_path(p)) {
fprintf(stderr, "Ignoring path %s\n", path);
- return;
+
goto free_
return;
}
if (mark_valid_only) {
if (mark_valid(p))
die("Unable to mark file %s", path);
}
if (mark_valid_only) {
if (mark_valid(p))
die("Unable to mark file %s", path);
- return;
+
goto free_
return;
}
if (force_remove) {
if (remove_file_from_cache(p))
die("git-update-index: unable to remove %s", path);
report("remove '%s'", path);
}
if (force_remove) {
if (remove_file_from_cache(p))
die("git-update-index: unable to remove %s", path);
report("remove '%s'", path);
- return;
+
goto free_
return;
}
if (add_file_to_cache(p))
die("Unable to process file %s", path);
report("add '%s'", path);
}
if (add_file_to_cache(p))
die("Unable to process file %s", path);
report("add '%s'", path);
+ free_return:
+ if (p != path)
+ free((char*)p);
}
static void read_index_info(int line_termination)
}
static void read_index_info(int line_termination)
@@
-735,6
+738,7
@@
int main(int argc, const char **argv)
strbuf_init(&buf);
while (1) {
char *path_name;
strbuf_init(&buf);
while (1) {
char *path_name;
+ const char *p;
read_line(&buf, stdin, line_termination);
if (buf.eof)
break;
read_line(&buf, stdin, line_termination);
if (buf.eof)
break;
@@
-742,11
+746,12
@@
int main(int argc, const char **argv)
path_name = unquote_c_style(buf.buf, NULL);
else
path_name = buf.buf;
path_name = unquote_c_style(buf.buf, NULL);
else
path_name = buf.buf;
-
update_one(path_name, prefix, prefix_length
);
- if (set_executable_bit) {
- const char *p = prefix_path(prefix, prefix_length, path_name);
+
p = prefix_path(prefix, prefix_length, path_name
);
+ update_one(p, NULL, 0);
+ if (set_executable_bit)
chmod_path(set_executable_bit, p);
chmod_path(set_executable_bit, p);
- }
+ if (p != path_name)
+ free((char*) p);
if (path_name != buf.buf)
free(path_name);
}
if (path_name != buf.buf)
free(path_name);
}