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efi_loader: incorrect buffer size in efi_file_setinfo()

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When copying a string with must allocate a byte for the terminating '\0' in
the target buffer.

Fixes: fbe4c7df0087 ("efi_loader: enable file SetInfo()")
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2020-11-10 07:24:16 +01:00
parent 337c97d935
commit 792aee1150
1 changed files with 1 additions and 1 deletions
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2
lib/efi_loader/efi_file.c
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@ -723,7 +723,7 @@ static efi_status_t EFIAPI efi_file_setinfo(struct efi_file_handle *file,
goto out; goto out;
} }
/* Check for renaming */ /* Check for renaming */
new_file_name = malloc(utf16_utf8_strlen(info->file_name)); new_file_name = malloc(utf16_utf8_strlen(info->file_name) + 1);
if (!new_file_name) { if (!new_file_name) {
ret = EFI_OUT_OF_RESOURCES; ret = EFI_OUT_OF_RESOURCES;
goto out; goto out;