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Diffstat (limited to 'ipa-client/config.c')
-rw-r--r--ipa-client/config.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/ipa-client/config.c b/ipa-client/config.c
index 493d74020..ecc126ff4 100644
--- a/ipa-client/config.c
+++ b/ipa-client/config.c
@@ -45,28 +45,29 @@
char *
read_config_file(const char *filename)
{
- int fd;
+ int fd = -1;
struct stat st;
- char *data, *dest;
+ char *data = NULL;
+ char *dest;
size_t left;
fd = open(filename, O_RDONLY);
if (fd == -1) {
fprintf(stderr, _("cannot open configuration file %s\n"), filename);
- return NULL;
+ goto error_out;
}
/* stat() the file so we know the size and can pre-allocate the right
* amount of memory. */
if (fstat(fd, &st) == -1) {
fprintf(stderr, _("cannot stat() configuration file %s\n"), filename);
- return NULL;
+ goto error_out;
}
left = st.st_size;
data = malloc(st.st_size + 1);
if (data == NULL) {
fprintf(stderr, _("out of memory\n"));
- return NULL;
+ goto error_out;
}
dest = data;
while (left != 0) {
@@ -77,9 +78,7 @@ read_config_file(const char *filename)
break;
if (res < 0) {
fprintf(stderr, _("read error\n"));
- close(fd);
- free(dest);
- return NULL;
+ goto error_out;
}
dest += res;
left -= res;
@@ -87,6 +86,11 @@ read_config_file(const char *filename)
close(fd);
*dest = 0;
return data;
+
+error_out:
+ if (fd != -1) close(fd);
+ free(data);
+ return NULL;
}
char *