CVS commit: src/sys/uvm

["Maxime Villard" <maxv%netbsd.org@localhost>]

Module Name:    src
Committed By:   maxv
Date:           Tue Aug  6 08:10:27 UTC 2019

Modified Files:
        src/sys/uvm: uvm_mmap.c

Log Message:
Change 'npgs' from int to size_t. Otherwise the 64bit->32bit conversion
could lead to npgs=0, which is not expected. It later triggers a panic
in uvm_vsunlock().

Found by TriforceAFL (Akul Pillai).


To generate a diff of this commit:
cvs rdiff -u -r1.172 -r1.173 src/sys/uvm/uvm_mmap.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.