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-rw-r--r--drivers/char/mem.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 8f05c38..f96d0be 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -694,6 +694,8 @@ static ssize_t read_zero(struct file * file, char __user * buf,
written += chunk - unwritten;
if (unwritten)
break;
+ if (signal_pending(current))
+ return written ? written : -ERESTARTSYS;
buf += chunk;
count -= chunk;
cond_resched();
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