Fixes the following warning,
drivers/ide/ide-tape.c: In function â??idetape_copy_stage_from_userâ??:
drivers/ide/ide-tape.c:2662: warning: ignoring return value of â??copy_from_userâ??, declared with attribute warn_unused_result
drivers/ide/ide-tape.c: In function â??idetape_copy_stage_to_userâ??:
drivers/ide/ide-tape.c:2689: warning: ignoring return value of â??copy_to_userâ??, declared with attribute warn_unused_result
Signed-Off-By: Daniel Walker <[email protected]>
Index: linux-2.6.16/drivers/ide/ide-tape.c
===================================================================
--- linux-2.6.16.orig/drivers/ide/ide-tape.c
+++ linux-2.6.16/drivers/ide/ide-tape.c
@@ -2659,7 +2659,7 @@ static void idetape_copy_stage_from_user
}
#endif /* IDETAPE_DEBUG_BUGS */
count = min((unsigned int)(bh->b_size - atomic_read(&bh->b_count)), (unsigned int)n);
- copy_from_user(bh->b_data + atomic_read(&bh->b_count), buf, count);
+ WARN_ON(copy_from_user(bh->b_data + atomic_read(&bh->b_count), buf, count));
n -= count;
atomic_add(count, &bh->b_count);
buf += count;
@@ -2686,7 +2686,7 @@ static void idetape_copy_stage_to_user (
}
#endif /* IDETAPE_DEBUG_BUGS */
count = min(tape->b_count, n);
- copy_to_user(buf, tape->b_data, count);
+ WARN_ON(copy_to_user(buf, tape->b_data, count));
n -= count;
tape->b_data += count;
tape->b_count -= count;
-
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