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-rw-r--r--lib/libalpm/util.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/lib/libalpm/util.c b/lib/libalpm/util.c
index 2cce8247..e2cbd8c5 100644
--- a/lib/libalpm/util.c
+++ b/lib/libalpm/util.c
@@ -213,6 +213,8 @@ size_t _alpm_strip_newline(char *str)
* This takes care of creating the libarchive 'archive' struct, setting up
* compression and format options, opening a file descriptor, setting up the
* buffer size, and performing a stat on the path once opened.
+ * On error, no file descriptor is opened, and the archive pointer returned
+ * will be set to NULL.
* @param handle the context handle
* @param path the path of the archive to open
* @param buf space for a stat buffer for the given path
@@ -238,16 +240,13 @@ int _alpm_open_archive(alpm_handle_t *handle, const char *path,
if(fd < 0) {
_alpm_log(handle, ALPM_LOG_ERROR,
_("could not open file %s: %s\n"), path, strerror(errno));
- archive_read_finish(*archive);
- RET_ERR(handle, error, -1);
+ goto error;
}
if(fstat(fd, buf) != 0) {
_alpm_log(handle, ALPM_LOG_ERROR,
_("could not stat file %s: %s\n"), path, strerror(errno));
- archive_read_finish(*archive);
- CLOSE(fd);
- RET_ERR(handle, error, -1);
+ goto error;
}
#ifdef HAVE_STRUCT_STAT_ST_BLKSIZE
if(buf->st_blksize > ALPM_BUFFER_SIZE) {
@@ -258,12 +257,18 @@ int _alpm_open_archive(alpm_handle_t *handle, const char *path,
if(archive_read_open_fd(*archive, fd, bufsize) != ARCHIVE_OK) {
_alpm_log(handle, ALPM_LOG_ERROR, _("could not open file %s: %s\n"),
path, archive_error_string(*archive));
- archive_read_finish(*archive);
- CLOSE(fd);
- RET_ERR(handle, error, -1);
+ goto error;
}
return fd;
+
+error:
+ archive_read_finish(*archive);
+ *archive = NULL;
+ if(fd >= 0) {
+ CLOSE(fd);
+ }
+ RET_ERR(handle, error, -1);
}
/** Unpack a specific file in an archive.