diff options
Diffstat (limited to 'util/ich_descriptors_tool/ich_descriptors_tool.c')
| -rw-r--r-- | util/ich_descriptors_tool/ich_descriptors_tool.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/util/ich_descriptors_tool/ich_descriptors_tool.c b/util/ich_descriptors_tool/ich_descriptors_tool.c index 49512064..a5a59ad2 100644 --- a/util/ich_descriptors_tool/ich_descriptors_tool.c +++ b/util/ich_descriptors_tool/ich_descriptors_tool.c @@ -46,7 +46,6 @@ static const char *const region_names[] = { static void dump_file(const char *prefix, const uint32_t *dump, unsigned int len, const struct ich_desc_region *const reg, unsigned int i) { - int ret; char *fn; const char *reg_name; uint32_t file_len; @@ -85,8 +84,8 @@ static void dump_file(const char *prefix, const uint32_t *dump, unsigned int len } free(fn); - ret = write(fh, &dump[base >> 2], file_len); - if (ret != file_len) { + const ssize_t ret = write(fh, &dump[base >> 2], file_len); + if (ret < 0 || ((size_t) ret) != file_len) { fprintf(stderr, "FAILED.\n"); exit(1); } @@ -270,7 +269,8 @@ int main(int argc, char *argv[]) prettyprint_ich_descriptors(cs, &desc); pMAC = (uint8_t *) &buf[ICH_FREG_BASE(desc.region.FLREGs[3]) >> 2]; - if (len >= ICH_FREG_BASE(desc.region.FLREGs[3]) + 6 && pMAC[0] != 0xff) + /* The case len < 0 is handled above as error. At this point len is non-negative. */ + if (((size_t) len) >= ICH_FREG_BASE(desc.region.FLREGs[3]) + 6 && pMAC[0] != 0xff) printf("The MAC address might be at offset 0x%x: " "%02x:%02x:%02x:%02x:%02x:%02x\n", ICH_FREG_BASE(desc.region.FLREGs[3]), |