[GFS2] use snprintf for sysfs show
[GFS2] use snprintf for sysfs show

Use snprintf(buf, PAGE_SIZE, ...) instead of sprintf for sysfs show
methods.  Per instructions in Documentation/filesystems/sysfs.txt

Signed-off-by: David Teigland <cf7ba74ea50525d3d47fcd7a6d69b51121a9f873@redhat.com>
Signed-off-by: Steven Whitehouse <9801c4ef11586b619a1c43ac9377eea2aee672dd@redhat.com>


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