diff options
| -rw-r--r-- | install/dracut-install.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/install/dracut-install.c b/install/dracut-install.c index ee6950ae..93514725 100644 --- a/install/dracut-install.c +++ b/install/dracut-install.c @@ -182,7 +182,7 @@ static int cp(const char *src, const char *dst) int pid; int ret; - if(use_clone) { + if (use_clone) { struct stat sb; int dest_desc, source_desc; @@ -197,8 +197,8 @@ static int cp(const char *src, const char *dst) goto normal_copy; dest_desc = - open(dst, O_WRONLY | O_CREAT | O_EXCL | O_CLOEXEC, - (sb.st_mode) & (S_ISUID | S_ISGID | S_ISVTX | S_IRWXU | S_IRWXG | S_IRWXO)); + open(dst, O_WRONLY | O_CREAT | O_EXCL | O_CLOEXEC, + (sb.st_mode) & (S_ISUID | S_ISGID | S_ISVTX | S_IRWXU | S_IRWXG | S_IRWXO)); if (dest_desc < 0) { close(source_desc); @@ -379,7 +379,6 @@ static int dracut_install(const char *src, const char *dst, bool isdir, bool res } } - i = strdup(dst); hashmap_put(items, i, i); @@ -731,15 +730,21 @@ int main(int argc, char **argv) umask(0022); - if (destrootdir == NULL) { + if (destrootdir == NULL || strlen(destrootdir) == 0) { destrootdir = getenv("DESTROOTDIR"); - if (destrootdir == NULL) { + if (destrootdir == NULL || strlen(destrootdir) == 0) { log_error("Environment DESTROOTDIR or argument -D is not set!"); usage(EXIT_FAILURE); } destrootdir = strdup(destrootdir); } + if (strcmp(destrootdir, "/") == 0) { + log_error("Environment DESTROOTDIR or argument -D is set to '/'!"); + usage(EXIT_FAILURE); + + } + items = hashmap_new(string_hash_func, string_compare_func); items_failed = hashmap_new(string_hash_func, string_compare_func); |