diff options
| author | Arnaldo Carvalho de Melo <[email protected]> | 2022-03-14 22:15:16 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2022-03-14 22:15:16 +0000 |
| commit | 65eab2bc7dab326ee892ec5a4c749470b368b51a (patch) | |
| tree | 341189a55a3d021db7f1c8a8e5b4772b6c782c25 /drivers/firmware/efi/vars.c | |
| parent | perf tools: Set build-id using build-id header on new mmap records (diff) | |
| parent | Linux 5.17-rc8 (diff) | |
| download | kernel-65eab2bc7dab326ee892ec5a4c749470b368b51a.tar.gz kernel-65eab2bc7dab326ee892ec5a4c749470b368b51a.zip | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes that went thru perf/urgent.
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'drivers/firmware/efi/vars.c')
| -rw-r--r-- | drivers/firmware/efi/vars.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c index abdc8a6a3963..cae590bd08f2 100644 --- a/drivers/firmware/efi/vars.c +++ b/drivers/firmware/efi/vars.c @@ -742,6 +742,7 @@ int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes, { const struct efivar_operations *ops; efi_status_t status; + unsigned long varsize; if (!__efivars) return -EINVAL; @@ -764,15 +765,17 @@ int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes, return efivar_entry_set_nonblocking(name, vendor, attributes, size, data); + varsize = size + ucs2_strsize(name, 1024); if (!block) { if (down_trylock(&efivars_lock)) return -EBUSY; + status = check_var_size_nonblocking(attributes, varsize); } else { if (down_interruptible(&efivars_lock)) return -EINTR; + status = check_var_size(attributes, varsize); } - status = check_var_size(attributes, size + ucs2_strsize(name, 1024)); if (status != EFI_SUCCESS) { up(&efivars_lock); return -ENOSPC; |