diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | elf/dl-load.c | 8 |
2 files changed, 9 insertions, 4 deletions
@@ -1,3 +1,8 @@ +2015-09-18 Carlos O'Donell <carlos@redhat.com> + + * elf/dl-load.c: Include libc-internal.h. + (_dl_map_object_from_fd): Use ALIGN_UP and ALIGN_DOWN. + 2015-09-18 Vincent Bernat <vincent@bernat.im> [BZ #17887] diff --git a/elf/dl-load.c b/elf/dl-load.c index 0c052e449a..993a419bdd 100644 --- a/elf/dl-load.c +++ b/elf/dl-load.c @@ -36,6 +36,7 @@ #include <caller.h> #include <sysdep.h> #include <stap-probe.h> +#include <libc-internal.h> #include <dl-dst.h> #include <dl-load.h> @@ -1077,12 +1078,11 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp, } struct loadcmd *c = &loadcmds[nloadcmds++]; - c->mapstart = ph->p_vaddr & ~(GLRO(dl_pagesize) - 1); - c->mapend = ((ph->p_vaddr + ph->p_filesz + GLRO(dl_pagesize) - 1) - & ~(GLRO(dl_pagesize) - 1)); + c->mapstart = ALIGN_DOWN (ph->p_vaddr, GLRO(dl_pagesize)); + c->mapend = ALIGN_UP (ph->p_vaddr + ph->p_filesz, GLRO(dl_pagesize)); c->dataend = ph->p_vaddr + ph->p_filesz; c->allocend = ph->p_vaddr + ph->p_memsz; - c->mapoff = ph->p_offset & ~(GLRO(dl_pagesize) - 1); + c->mapoff = ALIGN_DOWN (ph->p_offset, GLRO(dl_pagesize)); /* Determine whether there is a gap between the last segment and this one. */ |