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author | Amir Goldstein <amir73il@gmail.com> | 2022-06-29 17:42:09 +0300 |
---|---|---|
committer | Jan Kara <jack@suse.cz> | 2022-07-01 15:51:49 +0300 |
commit | 8afd7215aa97f8868d033f6e1d01a276ab2d29c0 (patch) | |
tree | 5e5db4b5d657460abb6165b38821d3de13464165 /include/linux/fanotify.h | |
parent | 31a371e419c885e0f137ce70395356ba8639dc52 (diff) | |
download | linux-8afd7215aa97f8868d033f6e1d01a276ab2d29c0.tar.xz |
fanotify: cleanups for fanotify_mark() input validations
Create helper fanotify_may_update_existing_mark() for checking for
conflicts between existing mark flags and fanotify_mark() flags.
Use variable mark_cmd to make the checks for mark command bits
cleaner.
Link: https://lore.kernel.org/r/20220629144210.2983229-3-amir73il@gmail.com
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'include/linux/fanotify.h')
-rw-r--r-- | include/linux/fanotify.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/include/linux/fanotify.h b/include/linux/fanotify.h index e517dbcf74ed..a7207f092fd1 100644 --- a/include/linux/fanotify.h +++ b/include/linux/fanotify.h @@ -59,15 +59,16 @@ #define FANOTIFY_MARK_TYPE_BITS (FAN_MARK_INODE | FAN_MARK_MOUNT | \ FAN_MARK_FILESYSTEM) +#define FANOTIFY_MARK_CMD_BITS (FAN_MARK_ADD | FAN_MARK_REMOVE | \ + FAN_MARK_FLUSH) + #define FANOTIFY_MARK_FLAGS (FANOTIFY_MARK_TYPE_BITS | \ - FAN_MARK_ADD | \ - FAN_MARK_REMOVE | \ + FANOTIFY_MARK_CMD_BITS | \ FAN_MARK_DONT_FOLLOW | \ FAN_MARK_ONLYDIR | \ FAN_MARK_IGNORED_MASK | \ FAN_MARK_IGNORED_SURV_MODIFY | \ - FAN_MARK_EVICTABLE | \ - FAN_MARK_FLUSH) + FAN_MARK_EVICTABLE) /* * Events that can be reported with data type FSNOTIFY_EVENT_PATH. |