[PATCH 22/25] wmifs: Use result of fgets.

[Doug Torrance]

Remove several compiler warnings of the form
wmifs.c:666:7: warning: ignoring return value of ‘fgets’, declared with 
attribute warn_unused_result [-Wunused-result]
  fgets(temp, BUFFER_SIZE, fp);
       ^
---
 wmifs/wmifs/wmifs.c | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/wmifs/wmifs/wmifs.c b/wmifs/wmifs/wmifs.c
index 1487878..c9be457 100644
--- a/wmifs/wmifs/wmifs.c
+++ b/wmifs/wmifs/wmifs.c
@@ -663,8 +663,14 @@ int get_statistics(char *devname, long *ip, long *op, long 
*is, long *os)
 
        /* Read from /proc/net/dev the stats! */
        fp = fopen("/proc/net/dev", "r");
-       fgets(temp, BUFFER_SIZE, fp);
-       fgets(temp, BUFFER_SIZE, fp);
+       if (!fgets(temp, BUFFER_SIZE, fp)) {
+               fclose(fp);
+               return -1;
+       }
+       if (!fgets(temp, BUFFER_SIZE, fp)) {
+               fclose(fp);
+               return -1;
+       }
 
        input = -1;
        output = -1;
@@ -756,8 +762,14 @@ int checknetdevs(void)
        fd = fopen("/proc/net/dev", "r");
        if (fd) {
                /* Skip the first 2 lines */
-               fgets(temp, BUFFER_SIZE, fd);
-               fgets(temp, BUFFER_SIZE, fd);
+               if (!fgets(temp, BUFFER_SIZE, fd)) {
+                       fclose(fd);
+                       return -1;
+               }
+               if (!fgets(temp, BUFFER_SIZE, fd)) {
+                       fclose(fd);
+                       return -1;
+               }
                while (fgets(temp, BUFFER_SIZE, fd)) {
                        p = strtok(temp, tokens);
                        if (p == NULL) {
-- 
1.9.1


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