diskstats: fix compiler warnings.

[netdata.git] / src / proc_diskstats.c

diff --git a/src/proc_diskstats.c b/src/proc_diskstats.c
index 8ad07e3cd5b4703438b041c034c68ed0d6240249..b7cea624e79ecef829175985a056982a07c8da8b 100644 (file)
--- a/src/proc_diskstats.c
+++ b/src/proc_diskstats.c
@@ -89,12 +89,11 @@ struct disk *get_disk(unsigned long major, unsigned long minor) {
        } else {
                // find if it is a container
                // by checking if /sys/dev/block/MAJOR:MINOR/slaves has entries
-               int is_container = 0;
                snprintfz(buffer, FILENAME_MAX, path_find_block_device, major, minor, "slaves/");
                DIR *dirp = opendir(buffer);    
                if (dirp != NULL) {
                struct dirent *dp;
-                       while(dp = readdir(dirp)) {
+                       while( (dp = readdir(dirp)) ) {
                                // . and .. are also files in empty folders.
                                if(strcmp(dp->d_name, ".") == 0 || strcmp(dp->d_name, "..") == 0) {
                                        continue;