diff --git a/src/evmctl.c b/src/evmctl.c
index e1464ad..23be73d 100644
--- a/src/evmctl.c
+++ b/src/evmctl.c
@@ -2011,7 +2011,7 @@ static int ima_measurement(const char *file)
 		}
 	}
 
-	while (fread(&entry.header, sizeof(entry.header), 1, fp)) {
+	while (fread(&entry.header, sizeof(entry.header), 1, fp) == 1) {
 		entry_num++;
 		if (entry.header.pcr >= NUM_PCRS) {
 			log_err("Invalid PCR %d.\n", entry.header.pcr);
@@ -2233,7 +2233,7 @@ static int read_binary_bios_measurements(char *file, struct tpm_bank_info *bank)
 		log_info("Reading the TPM 1.2 event log %s.\n", file);
 
 	/* Extend the pseudo TPM PCRs with the event digest */
-	while (fread(&event, sizeof(event.header), 1, fp)) {
+	while (fread(&event, sizeof(event.header), 1, fp) == 1) {
 		if (imaevm_params.verbose > LOG_INFO) {
 			log_info("%02u ", event.header.pcr);
 			log_dump(event.header.digest, SHA_DIGEST_LENGTH);
diff --git a/src/libimaevm.c b/src/libimaevm.c
index 6591d20..2617127 100644
--- a/src/libimaevm.c
+++ b/src/libimaevm.c
@@ -156,7 +156,7 @@ static int add_file_hash(const char *file, EVP_MD_CTX *ctx)
 
 	for (size = stats.st_size; size; size -= len) {
 		len = MIN(size, bs);
-		if (!fread(data, len, 1, fp)) {
+		if (fread(data, len, 1, fp) != 1) {
 			if (ferror(fp)) {
 				log_err("fread() failed\n\n");
 				goto out;