net: fec_mxc: use some more appropriate return values

[karo-tx-uboot.git] / tools / mkimage.c

diff --git a/tools/mkimage.c b/tools/mkimage.c
index 8808d70444c20b6f219755596215095cce38df62..e81d4550835c6763bcab21e0b2b8ab2bf46baba3 100644 (file)
--- a/tools/mkimage.c
+++ b/tools/mkimage.c
@@ -75,6 +75,7 @@ int main(int argc, char **argv)
        int retval = 0;
        struct image_type_params *tparams = NULL;
        int pad_len = 0;
+       int dfd;
 
        params.cmdname = *argv;
        params.addr = params.ep = 0;
@@ -310,6 +311,22 @@ NXTARG:            ;
                exit (retval);
        }
 
+       dfd = open(params.datafile, O_RDONLY | O_BINARY);
+       if (dfd < 0) {
+               fprintf(stderr, "%s: Can't open %s: %s\n",
+                       params.cmdname, params.datafile, strerror(errno));
+               exit(EXIT_FAILURE);
+       }
+
+       if (fstat(dfd, &sbuf) < 0) {
+               fprintf(stderr, "%s: Can't stat %s: %s\n",
+                       params.cmdname, params.datafile, strerror(errno));
+               exit(EXIT_FAILURE);
+       }
+
+       params.file_size = sbuf.st_size + tparams->header_size;
+       close(dfd);
+
        /*
         * In case there an header with a variable
         * length will be added, the corresponding
@@ -409,6 +426,7 @@ NXTARG:             ;
                        params.cmdname, params.imagefile, strerror(errno));
                exit (EXIT_FAILURE);
        }
+       params.file_size = sbuf.st_size;
 
        ptr = mmap(0, sbuf.st_size, PROT_READ|PROT_WRITE, MAP_SHARED, ifd, 0);
        if (ptr == MAP_FAILED) {