staging: exfat: fix spelling mistake

CHECK: 'propogate' may be misspelled - perhaps 'propagate'?
FILE: drivers/staging/exfat/exfat_super.c:1484

CHECK: 'propogate' may be misspelled - perhaps 'propagate'?
FILE: drivers/staging/exfat/exfat_super.c:1551
Signed-off-by: Susarla Nikhilesh <nikhilesh1294@gmail.com>
Link: https://lore.kernel.org/r/20191203143023.2786-1-nikhilesh1294@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/exfat/exfat_super.c

@@ -1481,7 +1481,7 @@ static int ffsReadStat(struct inode *inode, struct dir_entry_t *info)
 
 			count = count_dos_name_entries(sb, &dir, TYPE_DIR);
 			if (count < 0) {
-				ret = count; /* propogate error upward */
+				ret = count; /* propagate error upward */
 				goto out;
 			}
 			info->NumSubdirs = count;
@@ -1548,7 +1548,7 @@ static int ffsReadStat(struct inode *inode, struct dir_entry_t *info)
 
 		count = count_dos_name_entries(sb, &dir, TYPE_DIR);
 		if (count < 0) {
-			ret = count; /* propogate error upward */
+			ret = count; /* propagate error upward */
 			goto out;
 		}
 		info->NumSubdirs += count;