From: Andre Haupt Date: Mon, 26 Jan 2009 15:12:21 +0000 (+0100) Subject: Staging: me4000: kfree(NULL) is safe, so no extra checks needed. X-Git-Tag: firefly_0821_release~14777^2~562 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e8aa1bd0987bd66ae2a44c05cdacf5cea83b6d62;p=firefly-linux-kernel-4.4.55.git Staging: me4000: kfree(NULL) is safe, so no extra checks needed. Signed-off-by: Andre Haupt Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/me4000/me4000.c b/drivers/staging/me4000/me4000.c index 8f0dbcc613fd..bfdf3e17d371 100644 --- a/drivers/staging/me4000/me4000.c +++ b/drivers/staging/me4000/me4000.c @@ -546,15 +546,13 @@ static void clear_board_info_list(void) &board_info->ao_context_list, list) { me4000_ao_reset(ao_context); free_irq(ao_context->irq, ao_context); - if (ao_context->circ_buf.buf) - kfree(ao_context->circ_buf.buf); + kfree(ao_context->circ_buf.buf); list_del(&ao_context->list); kfree(ao_context); } /* Clear analog input context */ - if (board_info->ai_context->circ_buf.buf) - kfree(board_info->ai_context->circ_buf.buf); + kfree(board_info->ai_context->circ_buf.buf); kfree(board_info->ai_context); /* Clear digital I/O context */ @@ -3668,8 +3666,7 @@ AI_CONFIG_ERR: tmp &= ~(ME4000_AI_CTRL_BIT_CHANNEL_FIFO | ME4000_AI_CTRL_BIT_SAMPLE_HOLD); - if (list) - kfree(list); + kfree(list); return err;