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| author | Jeff Johnston <jjohnstn@redhat.com> | 2009-04-03 22:42:31 +0000 |
|---|---|---|
| committer | Jeff Johnston <jjohnstn@redhat.com> | 2009-04-03 22:42:31 +0000 |
| commit | 0463fc624cb42dd2b766ea02b65a62abbf0a59ad (patch) | |
| tree | 0df87702fc3666da0addaf77f2166de27e47776e | |
| parent | d65c75640ecb816238ab9fe4fd830b5e142eecb7 (diff) | |
| download | cygnal-0463fc624cb42dd2b766ea02b65a62abbf0a59ad.tar.gz cygnal-0463fc624cb42dd2b766ea02b65a62abbf0a59ad.tar.bz2 cygnal-0463fc624cb42dd2b766ea02b65a62abbf0a59ad.zip | |
2009-04-03 Ken Werner <ken.werner@de.ibm.com>
* libc/machine/spu/mmap_ea.c (mmap_ea): Check length argument.
| -rw-r--r-- | newlib/ChangeLog | 4 | ||||
| -rw-r--r-- | newlib/libc/machine/spu/mmap_ea.c | 9 |
2 files changed, 11 insertions, 2 deletions
diff --git a/newlib/ChangeLog b/newlib/ChangeLog index 32b415a46..eec006e96 100644 --- a/newlib/ChangeLog +++ b/newlib/ChangeLog @@ -1,5 +1,9 @@ 2009-04-03 Ken Werner <ken.werner@de.ibm.com> + * libc/machine/spu/mmap_ea.c (mmap_ea): Check length argument. + +2009-04-03 Ken Werner <ken.werner@de.ibm.com> + * libc/machine/spu/sys/linux_syscalls.h: include <sys/types.h> (linux_getpid, linux_gettid): Declare. 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; /* |