X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=tools%2Ftesting%2Fselftests%2Fvm%2Fcompaction_test.c;h=00c4f65d12daf995123cdaaf9ef3e53cbe2e18eb;hb=8114e90ea4deafc7c75c7b343225b485c21b6706;hp=932ff577ffc0b01405c1a264bbfc36b2baa8c058;hpb=2d28b633c3fa8f53b919a5de86eb1c8e78dde818;p=cascardo%2Flinux.git

diff --git a/tools/testing/selftests/vm/compaction_test.c b/tools/testing/selftests/vm/compaction_test.c
index 932ff577ffc0..00c4f65d12da 100644
--- a/tools/testing/selftests/vm/compaction_test.c
+++ b/tools/testing/selftests/vm/compaction_test.c
@@ -136,7 +136,7 @@ int check_compaction(unsigned long mem_free, unsigned int hugepage_size)
 	printf("No of huge pages allocated = %d\n",
 	       (atoi(nr_hugepages)));
 
-	if (write(fd, initial_nr_hugepages, sizeof(initial_nr_hugepages))
+	if (write(fd, initial_nr_hugepages, strlen(initial_nr_hugepages))
 	    != strlen(initial_nr_hugepages)) {
 		perror("Failed to write to /proc/sys/vm/nr_hugepages\n");
 		goto close_fd;