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| author | Kees Cook <keescook@chromium.org> | 2020-10-02 10:38:19 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-05 13:37:03 +0200 |
| commit | 885352881f11f1f3113d8eb877786bcb6d720544 (patch) | |
| tree | ccd23c1c8312552381157d8c8848415aa82901bc /drivers/base/firmware_loader | |
| parent | 113eeb517780add2b38932a61d4e4440a73eb72a (diff) | |
| download | linux-885352881f11f1f3113d8eb877786bcb6d720544.tar.bz2 | |
fs/kernel_read_file: Add file_size output argument
In preparation for adding partial read support, add an optional output
argument to kernel_read_file*() that reports the file size so callers
can reason more easily about their reading progress.
Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Mimi Zohar <zohar@linux.ibm.com>
Reviewed-by: Luis Chamberlain <mcgrof@kernel.org>
Reviewed-by: James Morris <jamorris@linux.microsoft.com>
Acked-by: Scott Branden <scott.branden@broadcom.com>
Link: https://lore.kernel.org/r/20201002173828.2099543-8-keescook@chromium.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base/firmware_loader')
| -rw-r--r-- | drivers/base/firmware_loader/main.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c index 6df1bdcfeb9d..d9a180148c4b 100644 --- a/drivers/base/firmware_loader/main.c +++ b/drivers/base/firmware_loader/main.c @@ -500,6 +500,7 @@ fw_get_filesystem_firmware(struct device *device, struct fw_priv *fw_priv, /* load firmware files from the mount namespace of init */ rc = kernel_read_file_from_path_initns(path, &buffer, msize, + NULL, READING_FIRMWARE); if (rc < 0) { if (rc != -ENOENT) |