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authorRichard Jones <rjones@redhat.com>2009-04-20 14:58:36 +0100
committerRichard Jones <rjones@redhat.com>2009-04-20 14:58:36 +0100
commitfeb188d27787c595f12507ce5bff5431c4932523 (patch)
tree0cea11090462e88579dab27a8596dba7da8ec68a
parent4ce2b7b7fb949f584e4ad4b9d18121459be34a6a (diff)
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Some fixes to daemon upload command:
- don't leak the file descriptor along error paths - can't use those macros in FileIn functions
-rw-r--r--daemon/upload.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/daemon/upload.c b/daemon/upload.c
index b4576950..41b1bf2d 100644
--- a/daemon/upload.c
+++ b/daemon/upload.c
@@ -40,9 +40,14 @@ do_upload (const char *filename)
{
int err, fd, r, is_dev;
- NEED_ROOT_OR_IS_DEVICE (filename, -1);
-
is_dev = strncmp (filename, "/dev/", 5) == 0;
+ if (!is_dev) {
+ if (!root_mounted || filename[0] != '/') {
+ cancel_receive ();
+ reply_with_error ("upload: root must be mounted and path must be absolute");
+ return -1;
+ }
+ }
if (!is_dev) CHROOT_IN;
fd = open (filename, O_WRONLY|O_CREAT|O_TRUNC|O_NOCTTY, 0666);
@@ -61,6 +66,7 @@ do_upload (const char *filename)
cancel_receive ();
errno = err;
reply_with_perror ("write: %s", filename);
+ close (fd);
return -1;
}
if (r == -2) { /* cancellation from library */
@@ -106,13 +112,16 @@ do_download (const char *filename)
reply (NULL, NULL);
while ((r = read (fd, buf, sizeof buf)) > 0) {
- if (send_file_write (buf, r) < 0)
+ if (send_file_write (buf, r) < 0) {
+ close (fd);
return -1;
+ }
}
if (r == -1) {
perror (filename);
send_file_end (1); /* Cancel. */
+ close (fd);
return -1;
}