webp: don’t ignore fread() errors

Fixes:

  ../webp.c:38:5: error: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Werror=unused-result]

1 files changed, 1 insertions, 2 deletions

diff --git a/webp.c b/webp.c
index 2d5346c..b9efbc3 100644
--- a/webp.c
+++ b/webp.c
@@ -35,8 +35,7 @@ webp_load(FILE *fp, const char *path)
     }
 
     clearerr(fp);
-    fread(file_data, image_size, 1, fp);
-    if (ferror(fp)) {
+    if (fread(file_data, image_size, 1, fp) != image_size && ferror(fp)) {
         LOG_ERRNO("%s: failed to read", path);
         goto out;
     }