From 0463fc624cb42dd2b766ea02b65a62abbf0a59ad Mon Sep 17 00:00:00 2001 From: Jeff Johnston Date: Fri, 3 Apr 2009 22:42:31 +0000 Subject: 2009-04-03 Ken Werner * libc/machine/spu/mmap_ea.c (mmap_ea): Check length argument. --- newlib/libc/machine/spu/mmap_ea.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'newlib/libc/machine/spu/mmap_ea.c') diff --git a/newlib/libc/machine/spu/mmap_ea.c b/newlib/libc/machine/spu/mmap_ea.c index 4097fc007..0b4a5d8b4 100644 --- a/newlib/libc/machine/spu/mmap_ea.c +++ b/newlib/libc/machine/spu/mmap_ea.c @@ -41,8 +41,13 @@ __ea void *mmap_ea (__ea void *start, size_ea_t length, int prot, int flags, int fd, off_t offset) { #ifdef __EA64__ - return (__ea void *) mmap_eaddr ((unsigned long long) start, length, - prot, flags, fd, offset); + if (length > 0xffffffffULL) { + errno = ENOMEM; + return MAP_FAILED_EADDR; + } else { + return (__ea void *) mmap_eaddr ((unsigned long long) start, + (size_t) length, prot, flags, fd, offset); + } #else /* __EA32__ */ unsigned long long res; /* -- cgit v1.2.3