Commit ID a8908c3517cc93249bb6ec2c693cf80874c7f629
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Contributor: | James Hogan | Files Modified: | 1 |
| Date: | 17-May-2012 at 11:42 | Lines Added: | 2 | |
| Repository: | git://git.busybox.net/uClibc master | Lines Removed: | 1 | |
| Commit Comment: | mmap()->sys_mmap2: do unsigned shift of offset Fix the implementation of mmap based on the mmap2 system call, to construct pgoffset from offset with an unsigned shift rather than a signed (off_t) shift. The mmap2 test in the testsuite catches this case by mmap'ing with a large offset (with the sign bit set). The signed shift repeats the sign bit making the page shift way out of range. This is already fixed similarly in mmap64(). Signed-off-by: James Hogan <james....@imgtec.com> Signed-off-by: Mike Frysinger <vap...@gentoo.org> |
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| Language | Code Added | Code Removed | Comments Added | Comment Removed | Blanks Added | Blanks Removed | |
|---|---|---|---|---|---|---|---|
| C | 2 | 1 | 0 | 0 | 0 | 0 | |
| File | Language | Code Added | Code Removed | Comments Added | Comment Removed | Blanks Added | Blanks Removed |
|---|---|---|---|---|---|---|---|
| libc/sysdeps/linux/common/mmap.c | C | 2 | 1 | 0 | 0 | 0 | 0 |
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