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bl_update: Improve bootloader error reporting

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Lorenz Meier
2014-12-26 14:49:18 +01:00
parent 123d651ff5
commit 5c51adf5f7
1 changed files with 5 additions and 3 deletions
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src/systemcmds/bl_update/bl_update.c
+5 -3
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@@ -52,6 +52,8 @@
#include "systemlib/systemlib.h"
#include "systemlib/err.h"
#define BL_FILE_SIZE_LIMIT 16384
__EXPORT int bl_update_main(int argc, char *argv[]);
static void setopt(void);
@@ -72,12 +74,12 @@ bl_update_main(int argc, char *argv[])
struct stat s;
if (stat(argv[1], &s) < 0)
if (!stat(argv[1], &s))
err(1, "stat %s", argv[1]);
/* sanity-check file size */
if (s.st_size > 16384)
errx(1, "%s: file too large", argv[1]);
if (s.st_size > BL_FILE_SIZE_LIMIT)
errx(1, "%s: file too large (limit: %u, actual: %d)", argv[1], BL_FILE_SIZE_LIMIT, s.st_size);
uint8_t *buf = malloc(s.st_size);