fs/super: fix kernel-doc warning
fs/super: fix kernel-doc warning

Fix fs/super.c kernel-doc warning and function notation:
Warning(fs/super.c:957): No description found for parameter 'sb'

Signed-off-by: Randy Dunlap <e1d10faa7e2a0c027bf1ff1d20e7fd10154be7ea@oracle.com>
Cc: Alexander Viro <de609eb4d5d70b1d38ec6642adbfc33a2781f63c@zeniv.linux.org.uk>
Signed-off-by: Al Viro <de609eb4d5d70b1d38ec6642adbfc33a2781f63c@zeniv.linux.org.uk>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas