Commit fb7e378c authored by Kirill A. Shutemov's avatar Kirill A. Shutemov Committed by Anthony Liguori
Browse files

linux-user/mmap.c: fix warnings with _FORTIFY_SOURCE 



CC    i386-linux-user/mmap.o
cc1: warnings being treated as errors
/usr/src/RPM/BUILD/qemu-0.11.92/linux-user/mmap.c: In function 'mmap_frag':
/usr/src/RPM/BUILD/qemu-0.11.92/linux-user/mmap.c:253: error: ignoring return value of 'pread', declared with attribute warn_unused_result
/usr/src/RPM/BUILD/qemu-0.11.92/linux-user/mmap.c: In function 'target_mmap':
/usr/src/RPM/BUILD/qemu-0.11.92/linux-user/mmap.c:477: error: ignoring return value of 'pread', declared with attribute warn_unused_result
make[1]: *** [mmap.o] Error 1

Signed-off-by: default avatarKirill A. Shutemov <kirill@shutemov.name>
Signed-off-by: default avatarJuan Quintela <quintela@redhat.com>
Signed-off-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
parent 27e3ddd3

linux-user/mmap.c

+4 −2
Original line number Diff line number Diff line
@@ -250,7 +250,8 @@ static int mmap_frag(abi_ulong real_start, 
            mprotect(host_start, qemu_host_page_size, prot1 | PROT_WRITE);



        /* read the corresponding file data */

        pread(fd, g2h(start), end - start, offset);

        if (pread(fd, g2h(start), end - start, offset) == -1)

            return -1;



        /* put final protection */

        if (prot_new != (prot1 | PROT_WRITE))
@@ -474,7 +475,8 @@ abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, 
                                  -1, 0);

            if (retaddr == -1)

                goto fail;

            pread(fd, g2h(start), len, offset);

            if (pread(fd, g2h(start), len, offset) == -1)

                goto fail;

            if (!(prot & PROT_WRITE)) {

                ret = target_mprotect(start, len, prot);

                if (ret != 0) {