From: "André Goddard Rosa" <andre.goddard@gmail.com>
To: gitster@pobox.com
Cc: "Git Mailing List" <git@vger.kernel.org>
Subject: [PATCH] Fix segmentation fault when user doesn't have access permission to the repository.
Date: Wed, 21 Nov 2007 22:59:00 -0200 [thread overview]
Message-ID: <b8bf37780711211659i4d621533o6a3b97349bb75f8c@mail.gmail.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 3120 bytes --]
Hi, all!
Please cc: me as I'm not subscribed. I'm sending the patch inline
only for review, probably it is mangled.
Please use the attached patch if you agree with it. Sorry about
sending it attached.
>From b2af9e783e7d8974b969c01f7a2de07b9cd5cf70 Mon Sep 17 00:00:00 2001
From: Andre Goddard Rosa <andre.goddard@gmail.com>
Date: Tue, 27 Nov 2007 10:14:57 -0200
Subject: [PATCH] Fix segmentation fault when user doesn't have access
permission to the repository.
When trying to "git-pull" with my personal user in a tree owned by root,
git was crashing with segmentation fault.
Signed-off-by: Andre Goddard Rosa <andre.goddard@gmail.com>
---
builtin-fetch--tool.c | 12 ++++++++++--
builtin-fetch.c | 14 +++++++++++---
2 files changed, 21 insertions(+), 5 deletions(-)
diff --git a/builtin-fetch--tool.c b/builtin-fetch--tool.c
index ed60847..7460ab7 100644
--- a/builtin-fetch--tool.c
+++ b/builtin-fetch--tool.c
@@ -511,10 +511,14 @@ int cmd_fetch__tool(int argc, const char **argv,
const char *prefix)
if (!strcmp("append-fetch-head", argv[1])) {
int result;
FILE *fp;
+ char *filename;
if (argc != 8)
return error("append-fetch-head takes 6 args");
- fp = fopen(git_path("FETCH_HEAD"), "a");
+ filename = git_path("FETCH_HEAD");
+ fp = fopen(filename, "a");
+ if (!fp)
+ return error("cannot open %s: %s\n", filename, strerror(errno));
result = append_fetch_head(fp, argv[2], argv[3],
argv[4], argv[5],
argv[6], !!argv[7][0],
@@ -525,10 +529,14 @@ int cmd_fetch__tool(int argc, const char **argv,
const char *prefix)
if (!strcmp("native-store", argv[1])) {
int result;
FILE *fp;
+ char *filename;
if (argc != 5)
return error("fetch-native-store takes 3 args");
- fp = fopen(git_path("FETCH_HEAD"), "a");
+ filename = git_path("FETCH_HEAD");
+ fp = fopen(filename, "a");
+ if (!fp)
+ return error("cannot open %s: %s\n", filename, strerror(errno));
result = fetch_native_store(fp, argv[2], argv[3], argv[4],
verbose, force);
fclose(fp);
diff --git a/builtin-fetch.c b/builtin-fetch.c
index be9e3ea..5909d2f 100644
--- a/builtin-fetch.c
+++ b/builtin-fetch.c
@@ -263,8 +263,11 @@ static void store_updated_refs(const char *url,
struct ref *ref_map)
char note[1024];
const char *what, *kind;
struct ref *rm;
+ char *filename = git_path("FETCH_HEAD");
- fp = fopen(git_path("FETCH_HEAD"), "a");
+ fp = fopen(filename, "a");
+ if (!fp)
+ return error("cannot open %s: %s\n", filename, strerror(errno));
for (rm = ref_map; rm; rm = rm->next) {
struct ref *ref = NULL;
@@ -487,8 +490,13 @@ static int do_fetch(struct transport *transport,
die("Don't know how to fetch from %s", transport->url);
/* if not appending, truncate FETCH_HEAD */
- if (!append)
- fclose(fopen(git_path("FETCH_HEAD"), "w"));
+ if (!append) {
+ char *filename = git_path("FETCH_HEAD");
+ int fd = fopen(filename, "w");
+ if (!fd)
+ return error("cannot open %s: %s\n", filename, strerror(errno));
+ fclose(fd);
+ }
ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags);
--
1.5.3.6.861.gd794-dirty
[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #2: 0001-Fix-segmentation-fault-when-user-doesn-t-have-access.patch --]
[-- Type: text/x-patch; name=0001-Fix-segmentation-fault-when-user-doesn-t-have-access.patch, Size: 2916 bytes --]
From b2af9e783e7d8974b969c01f7a2de07b9cd5cf70 Mon Sep 17 00:00:00 2001
From: Andre Goddard Rosa <andre.goddard@gmail.com>
Date: Tue, 27 Nov 2007 10:14:57 -0200
Subject: [PATCH] Fix segmentation fault when user doesn't have access permission to the repository.
When trying to "git-pull" with my personal user in a tree owned by root,
git was crashing with segmentation fault.
Signed-off-by: Andre Goddard Rosa <andre.goddard@gmail.com>
---
builtin-fetch--tool.c | 12 ++++++++++--
builtin-fetch.c | 14 +++++++++++---
2 files changed, 21 insertions(+), 5 deletions(-)
diff --git a/builtin-fetch--tool.c b/builtin-fetch--tool.c
index ed60847..7460ab7 100644
--- a/builtin-fetch--tool.c
+++ b/builtin-fetch--tool.c
@@ -511,10 +511,14 @@ int cmd_fetch__tool(int argc, const char **argv, const char *prefix)
if (!strcmp("append-fetch-head", argv[1])) {
int result;
FILE *fp;
+ char *filename;
if (argc != 8)
return error("append-fetch-head takes 6 args");
- fp = fopen(git_path("FETCH_HEAD"), "a");
+ filename = git_path("FETCH_HEAD");
+ fp = fopen(filename, "a");
+ if (!fp)
+ return error("cannot open %s: %s\n", filename, strerror(errno));
result = append_fetch_head(fp, argv[2], argv[3],
argv[4], argv[5],
argv[6], !!argv[7][0],
@@ -525,10 +529,14 @@ int cmd_fetch__tool(int argc, const char **argv, const char *prefix)
if (!strcmp("native-store", argv[1])) {
int result;
FILE *fp;
+ char *filename;
if (argc != 5)
return error("fetch-native-store takes 3 args");
- fp = fopen(git_path("FETCH_HEAD"), "a");
+ filename = git_path("FETCH_HEAD");
+ fp = fopen(filename, "a");
+ if (!fp)
+ return error("cannot open %s: %s\n", filename, strerror(errno));
result = fetch_native_store(fp, argv[2], argv[3], argv[4],
verbose, force);
fclose(fp);
diff --git a/builtin-fetch.c b/builtin-fetch.c
index be9e3ea..5909d2f 100644
--- a/builtin-fetch.c
+++ b/builtin-fetch.c
@@ -263,8 +263,11 @@ static void store_updated_refs(const char *url, struct ref *ref_map)
char note[1024];
const char *what, *kind;
struct ref *rm;
+ char *filename = git_path("FETCH_HEAD");
- fp = fopen(git_path("FETCH_HEAD"), "a");
+ fp = fopen(filename, "a");
+ if (!fp)
+ return error("cannot open %s: %s\n", filename, strerror(errno));
for (rm = ref_map; rm; rm = rm->next) {
struct ref *ref = NULL;
@@ -487,8 +490,13 @@ static int do_fetch(struct transport *transport,
die("Don't know how to fetch from %s", transport->url);
/* if not appending, truncate FETCH_HEAD */
- if (!append)
- fclose(fopen(git_path("FETCH_HEAD"), "w"));
+ if (!append) {
+ char *filename = git_path("FETCH_HEAD");
+ int fd = fopen(filename, "w");
+ if (!fd)
+ return error("cannot open %s: %s\n", filename, strerror(errno));
+ fclose(fd);
+ }
ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags);
--
1.5.3.6.861.gd794-dirty
next reply other threads:[~2007-11-22 0:59 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-22 0:59 André Goddard Rosa [this message]
2007-11-22 16:09 ` [PATCH] Fix segmentation fault when user doesn't have access permission to the repository Alex Riesen
2007-11-22 22:27 ` André Goddard Rosa
2007-11-25 21:39 ` [Resend PATCH] " André Goddard Rosa
2007-11-30 21:22 ` Junio C Hamano
2007-12-05 7:01 ` fetch_refs_via_pack() discards status? Junio C Hamano
2007-12-05 19:16 ` Daniel Barkalow
2007-12-05 21:06 ` Junio C Hamano
2007-12-06 0:38 ` André Goddard Rosa
2007-12-06 14:09 ` Daniel Barkalow
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