9p: Pass the correct end of buffer to p9stat_read
9p: Pass the correct end of buffer to p9stat_read

Pass the correct end of the buffer to p9stat_read.

Signed-off-by: Latchesar Ionkov <1cce15653918254946894aae1b185a0680390953@ionkov.net>
Signed-off-by: Eric Van Hensbergen <f6aaec02cb2023b586fda1596c965a5752b892b4@gmail.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,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas