[android-common:android11-5.4 7243/28637] fs/incfs/data_mgmt.h:318:44: sparse: sparse: cast truncates bits from constant value (5346434e49 becomes 46434e49)

[kernel test robot <lkp@intel.com>]

tree:   https://android.googlesource.com/kernel/common android11-5.4
head:   f51804072bcc58759ff6228a3d73edadfb5cf787
commit: 6a5003146f8798ddd9f3f912c516208af7106a1b [7243/28637] ANDROID: Incremental fs: Fix four error-path bugs
config: i386-randconfig-061-20231110 (https://download.01.org/0day-ci/archive/20231214/202312140303.bJY8d8Wo-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231214/202312140303.bJY8d8Wo-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312140303.bJY8d8Wo-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   fs/incfs/data_mgmt.c: note: in included file:
>> fs/incfs/data_mgmt.h:318:44: sparse: sparse: cast truncates bits from constant value (5346434e49 becomes 46434e49)
--
   fs/incfs/vfs.c: note: in included file:
>> fs/incfs/data_mgmt.h:318:44: sparse: sparse: cast truncates bits from constant value (5346434e49 becomes 46434e49)
   fs/incfs/vfs.c:1257:48: sparse: sparse: non size-preserving integer to pointer cast
   fs/incfs/vfs.c:2181:23: sparse: sparse: cast truncates bits from constant value (5346434e49 becomes 46434e49)

vim +318 fs/incfs/data_mgmt.h

   295	
   296	/*
   297	 * Collects pending reads and saves them into the array (reads/reads_size).
   298	 * Only reads with serial_number > sn_lowerbound are reported.
   299	 * Returns how many reads were saved into the array.
   300	 */
   301	int incfs_collect_pending_reads(struct mount_info *mi, int sn_lowerbound,
   302					struct incfs_pending_read_info *reads,
   303					int reads_size);
   304	
   305	int incfs_collect_logged_reads(struct mount_info *mi,
   306				       struct read_log_state *start_state,
   307				       struct incfs_pending_read_info *reads,
   308				       int reads_size);
   309	struct read_log_state incfs_get_log_state(struct mount_info *mi);
   310	int incfs_get_uncollected_logs_count(struct mount_info *mi,
   311					     const struct read_log_state *state);
   312	
   313	static inline struct inode_info *get_incfs_node(struct inode *inode)
   314	{
   315		if (!inode)
   316			return NULL;
   317	
 > 318		if (inode->i_sb->s_magic != (long) INCFS_MAGIC_NUMBER) {
   319			/* This inode doesn't belong to us. */
   320			pr_warn_once("incfs: %s on an alien inode.", __func__);
   321			return NULL;
   322		}
   323	
   324		return container_of(inode, struct inode_info, n_vfs_inode);
   325	}
   326	

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