use MAP_PRIVATE instead of MAP_SHARED for uClinux systems (see Bug 550)

diff --git a/archival/rpm.c b/archival/rpm.c
index 9d16567..32d506d 100644 (file)
--- a/archival/rpm.c
+++ b/archival/rpm.c
@@ -143,7 +143,7 @@ int rpm_main(int argc, char **argv)
                mytags = rpm_gettags(rpm_fd, (int *) &tagcount);
                offset = lseek(rpm_fd, 0, SEEK_CUR);
                if (!mytags) { printf("Error reading rpm header\n"); exit(-1); }
-               map = mmap(0, offset > getpagesize() ? (offset + offset % getpagesize()) : getpagesize(), PROT_READ, MAP_SHARED, rpm_fd, 0); // Mimimum is one page
+               map = mmap(0, offset > getpagesize() ? (offset + offset % getpagesize()) : getpagesize(), PROT_READ, MAP_PRIVATE, rpm_fd, 0); // Mimimum is one page
                if (func & rpm_install) {
                        loop_through_files(RPMTAG_BASENAMES, fileaction_dobackup); /* Backup any config files */
                        extract_cpio_gz(rpm_fd); // Extact the archive

diff --git a/util-linux/mdev.c b/util-linux/mdev.c
index 830939b..d414c0c 100644 (file)
--- a/util-linux/mdev.c
+++ b/util-linux/mdev.c
@@ -68,7 +68,7 @@ static void make_device(char *path)
                /* mmap the config file */
                if (-1!=(fd=open("/etc/mdev.conf",O_RDONLY))) {
                        len=lseek(fd,0,SEEK_END);
-                       conf=mmap(NULL,len,PROT_READ,MAP_SHARED,fd,0);
+                       conf=mmap(NULL,len,PROT_READ,MAP_PRIVATE,fd,0);
                        if (conf) {
                                int line=0;