diff options
| -rw-r--r-- | hw/fw_cfg.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/hw/fw_cfg.c b/hw/fw_cfg.c index a29db90..e4847b7 100644 --- a/hw/fw_cfg.c +++ b/hw/fw_cfg.c @@ -87,6 +87,13 @@ static FILE *probe_splashfile(char *filename, int *file_sizep, int *file_typep) /* check magic ID */ fseek(fp, 0L, SEEK_SET); fop_ret = fread(buf, 1, 2, fp); + if (fop_ret != 2) { + error_report("Could not read header from '%s': %s", + filename, strerror(errno)); + fclose(fp); + fp = NULL; + return fp; + } filehead_value = (buf[0] + (buf[1] << 8)) & 0xffff; if (filehead_value == 0xd8ff) { file_type = JPG_FILE; @@ -181,6 +188,12 @@ static void fw_cfg_bootsplash(FWCfgState *s) boot_splash_filedata_size = file_size; fseek(fp, 0L, SEEK_SET); fop_ret = fread(boot_splash_filedata, 1, file_size, fp); + if (fop_ret != file_size) { + error_report("failed to read data from '%s'.", + boot_splash_filename); + fclose(fp); + return; + } fclose(fp); /* insert data */ if (file_type == JPG_FILE) { |
