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Factor out check for mounted root file system.

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Differential Revision:	https://reviews.freebsd.org/D22571
PR:		241639
MFC after:	1 week
Sponsored by:	Mellanox Technologies
This commit is contained in:
Hans Petter Selasky 2019-11-28 08:47:36 +00:00
parent 584061b480
commit c2a8682ae8
2 changed files with 4 additions and 8 deletions
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6
sys/kern/kern_linker.c
View File

@ -2079,13 +2079,15 @@ linker_load_module(const char *kldname, const char *modname,
*/
KASSERT(verinfo == NULL, ("linker_load_module: verinfo"
" is not NULL"));
if (rootvnode == NULL)
/* check if root file system is not mounted */
if (rootvnode == NULL || curproc->p_fd->fd_rdir == NULL)
return (ENXIO);
pathname = linker_search_kld(kldname);
} else {
if (modlist_lookup2(modname, verinfo) != NULL)
return (EEXIST);
if (rootvnode == NULL)
/* check if root file system is not mounted */
if (rootvnode == NULL || curproc->p_fd->fd_rdir == NULL)
return (ENXIO);
if (kldname != NULL)
pathname = strdup(kldname, M_LINKER);

6
sys/kern/subr_firmware.c
View File

@ -257,7 +257,6 @@ firmware_unregister(const char *imagename)
static void
loadimage(void *arg, int npending)
{
struct thread *td = curthread;
char *imagename = arg;
struct priv_fw *fp;
linker_file_t result;
@ -267,11 +266,6 @@ loadimage(void *arg, int npending)
mtx_lock(&firmware_mtx);
mtx_unlock(&firmware_mtx);
if (td->td_proc->p_fd->fd_rdir == NULL) {
printf("%s: root not mounted yet, no way to load image\n",
imagename);
goto done;
}
error = linker_reference_module(imagename, NULL, &result);
if (error != 0) {
printf("%s: could not load firmware image, error %d\n",