firmware-utils: when using open with O_CREAT and O_WRONLY, also use O_TRUNC to ensure...

[openwrt/staging/dedeckeh.git] / tools / firmware-utils / src / ptgen.c

diff --git a/tools/firmware-utils/src/ptgen.c b/tools/firmware-utils/src/ptgen.c
index 277fbbc134021d97064249fbfc7c6418f1f327b8..d94aabb5fcf139bb47ced1a534c9decd8b906688 100644 (file)
--- a/tools/firmware-utils/src/ptgen.c
+++ b/tools/firmware-utils/src/ptgen.c
@@ -140,9 +140,10 @@ static int gen_ptable(int nr)
                if (verbose)
                        fprintf(stderr, "Partition %d: start=%ld, end=%ld, size=%ld\n", i, (long) start * 512, ((long) start + (long) len) * 512, (long) len * 512);
                printf("%ld\n", ((long) start * 512));
+               printf("%ld\n", ((long) len * 512));
        }
 
-       if ((fd = open(filename, O_WRONLY|O_CREAT, 0644)) < 0) {
+       if ((fd = open(filename, O_WRONLY|O_CREAT|O_TRUNC, 0644)) < 0) {
                fprintf(stderr, "Can't open output file '%s'\n",filename);
                return -1;
        }