Messages in this thread Patch in this message | | | Date | Tue, 9 May 2006 19:55:58 -0700 | From | Daniel Walker <> | Subject | [PATCH -mm] idetape gcc 4.1 warning fix |
| |
Fixes the following warning,
drivers/ide/ide-tape.c: In function âidetape_copy_stage_from_userâ: drivers/ide/ide-tape.c:2662: warning: ignoring return value of âcopy_from_userâ, declared with attribute warn_unused_result drivers/ide/ide-tape.c: In function âidetape_copy_stage_to_userâ: drivers/ide/ide-tape.c:2689: warning: ignoring return value of âcopy_to_userâ, declared with attribute warn_unused_result
Signed-Off-By: Daniel Walker <dwalker@mvista.com>
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; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |