patman: Sort the command line options

[J-u-boot.git] / tools / zynqimage.c

diff --git a/tools/zynqimage.c b/tools/zynqimage.c
index 43876e7a302499fed65ac33ef0afdbc09f2376b9..d3f418b0612b311b0537dddce8769c6e07b046a4 100644 (file)
--- a/tools/zynqimage.c
+++ b/tools/zynqimage.c
@@ -1,8 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (C) 2015 Nathan Rossi <[email protected]>
  *
- * SPDX-License-Identifier:    GPL-2.0+
- *
  * The following Boot Header format/structures and values are defined in the
  * following documents:
  *   * Xilinx Zynq-7000 Technical Reference Manual (Section 6.3)
@@ -147,6 +146,12 @@ static int zynqimage_verify_header(unsigned char *ptr, int image_size,
        if (image_size < sizeof(struct zynq_header))
                return -1;
 
+       if (zynqhdr->__reserved1 != 0)
+               return -1;
+
+       if (zynqhdr->__reserved2 != 0)
+               return -1;
+
        if (zynqhdr->width_detection != HEADER_WIDTHDETECTION)
                return -1;
        if (zynqhdr->image_identifier != HEADER_IMAGEIDENTIFIER)
@@ -225,16 +230,30 @@ static int zynqimage_check_image_types(uint8_t type)
 static void zynqimage_parse_initparams(struct zynq_header *zynqhdr,
        const char *filename)
 {
-       /* Expect a table of register-value pairs, e.g. "0x12345678 0x4321" */
-       FILE *fp = fopen(filename, "r");
+       FILE *fp;
        struct zynq_reginit reginit;
        unsigned int reg_count = 0;
-       int r;
+       int r, err;
+       struct stat path_stat;
 
+       /* Expect a table of register-value pairs, e.g. "0x12345678 0x4321" */
+       fp = fopen(filename, "r");
        if (!fp) {
                fprintf(stderr, "Cannot open initparams file: %s\n", filename);
                exit(1);
        }
+
+       err = fstat(fileno(fp), &path_stat);
+       if (err) {
+               fclose(fp);
+               return;
+       }
+
+       if (!S_ISREG(path_stat.st_mode)) {
+               fclose(fp);
+               return;
+       }
+
        do {
                r = fscanf(fp, "%x %x", &reginit.address, &reginit.data);
                if (r == 2) {