Commit c41a24ce authored by Jesper Juhl's avatar Jesper Juhl Committed by Linus Torvalds

[PATCH] ISDN: fix copy_to_user() unused result warning in isdn_ppp

   drivers/isdn/i4l/isdn_ppp.c:785: warning: ignoring return value of `copy_to_user', declared with attribute warn_unused_result
Signed-off-by: default avatarJesper Juhl <jesper.juhl@gmail.com>
Signed-off-by: default avatarKarsten Keil <kkeil@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 9a56c213
...@@ -782,7 +782,8 @@ isdn_ppp_read(int min, struct file *file, char __user *buf, int count) ...@@ -782,7 +782,8 @@ isdn_ppp_read(int min, struct file *file, char __user *buf, int count)
is->first = b; is->first = b;
spin_unlock_irqrestore(&is->buflock, flags); spin_unlock_irqrestore(&is->buflock, flags);
copy_to_user(buf, save_buf, count); if (copy_to_user(buf, save_buf, count))
count = -EFAULT;
kfree(save_buf); kfree(save_buf);
return count; return count;
......
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