If kmap or vmap fail, it means we ran out of memory. There are no
user-provided addressed involved that would justify EFAULT.
Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
---
drivers/firmware/efi/capsule-loader.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/firmware/efi/capsule-loader.c b/drivers/firmware/efi/capsule-loader.c
index 9ae6c11..91e91f7 100644
--- a/drivers/firmware/efi/capsule-loader.c
+++ b/drivers/firmware/efi/capsule-loader.c
@@ -113,7 +113,7 @@ static ssize_t efi_capsule_submit_update(struct capsule_info *cap_info)
VM_MAP, PAGE_KERNEL);
if (!cap_hdr_temp) {
pr_debug("%s: vmap() failed\n", __func__);
- return -EFAULT;
+ return -ENOMEM;
}
ret = efi_capsule_update(cap_hdr_temp, cap_info->pages);
@@ -185,7 +185,7 @@ static ssize_t efi_capsule_write(struct file *file, const char __user *buff,
kbuff = kmap(page);
if (!kbuff) {
pr_debug("%s: kmap() failed\n", __func__);
- ret = -EFAULT;
+ ret = -ENOMEM;
goto failed;
}
kbuff += PAGE_SIZE - cap_info->page_bytes_remain;
--
2.10.2
--
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