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| author | Kees Cook <keescook@chromium.org> | 2020-10-02 19:38:17 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-05 13:34:18 +0200 |
| commit | f7a4f689bca6072492626938aad6dd2f32c5bf97 (patch) | |
| tree | 2618864649e84370218c4d47138964932fec067e /security/integrity/ima | |
| parent | fs/kernel_read_file: Split into separate source file (diff) | |
| download | linux-f7a4f689bca6072492626938aad6dd2f32c5bf97.tar.xz linux-f7a4f689bca6072492626938aad6dd2f32c5bf97.zip | |
fs/kernel_read_file: Remove redundant size argument
In preparation for refactoring kernel_read_file*(), remove the redundant
"size" argument which is not needed: it can be included in the return
code, with callers adjusted. (VFS reads already cannot be larger than
INT_MAX.)
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/20201002173828.2099543-6-keescook@chromium.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'security/integrity/ima')
| -rw-r--r-- | security/integrity/ima/ima_fs.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c index e13ffece3726..602f52717757 100644 --- a/security/integrity/ima/ima_fs.c +++ b/security/integrity/ima/ima_fs.c @@ -275,7 +275,7 @@ static ssize_t ima_read_policy(char *path) { void *data = NULL; char *datap; - loff_t size; + size_t size; int rc, pathlen = strlen(path); char *p; @@ -284,11 +284,13 @@ static ssize_t ima_read_policy(char *path) datap = path; strsep(&datap, "\n"); - rc = kernel_read_file_from_path(path, &data, &size, 0, READING_POLICY); + rc = kernel_read_file_from_path(path, &data, 0, READING_POLICY); if (rc < 0) { pr_err("Unable to open file: %s (%d)", path, rc); return rc; } + size = rc; + rc = 0; datap = data; while (size > 0 && (p = strsep(&datap, "\n"))) { |