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Date: Wed, 20 Jul 2011 12:05:22 +0200
From: Giuseppe CAVALLARO <peppe.cavallaro@...com>
To: netdev@...r.kernel.org
Cc: Giuseppe Cavallaro <peppe.cavallaro@...com>
Subject: [PATCH 2/4] stmmac: remove warning when compile as built-in (V2)
The patch removes the following serie of warnings
when the driver is compiled as built-in:
drivers/net/stmmac/stmmac_main.c: In function stmmac_cmdline_opt:
drivers/net/stmmac/stmmac_main.c:1855:12: warning: ignoring return
value of kstrtoul, declared with attribute warn_unused_result
[snip]
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@...com>
---
drivers/net/stmmac/stmmac_main.c | 65 ++++++++++++++++++++++++-------------
1 files changed, 42 insertions(+), 23 deletions(-)
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
index 0e0134e..9e02bd4 100644
--- a/drivers/net/stmmac/stmmac_main.c
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -1932,33 +1932,52 @@ static int __init stmmac_cmdline_opt(char *str)
if (!str || !*str)
return -EINVAL;
while ((opt = strsep(&str, ",")) != NULL) {
- if (!strncmp(opt, "debug:", 6))
- strict_strtoul(opt + 6, 0, (unsigned long *)&debug);
- else if (!strncmp(opt, "phyaddr:", 8))
- strict_strtoul(opt + 8, 0, (unsigned long *)&phyaddr);
- else if (!strncmp(opt, "dma_txsize:", 11))
- strict_strtoul(opt + 11, 0,
- (unsigned long *)&dma_txsize);
- else if (!strncmp(opt, "dma_rxsize:", 11))
- strict_strtoul(opt + 11, 0,
- (unsigned long *)&dma_rxsize);
- else if (!strncmp(opt, "buf_sz:", 7))
- strict_strtoul(opt + 7, 0, (unsigned long *)&buf_sz);
- else if (!strncmp(opt, "tc:", 3))
- strict_strtoul(opt + 3, 0, (unsigned long *)&tc);
- else if (!strncmp(opt, "watchdog:", 9))
- strict_strtoul(opt + 9, 0, (unsigned long *)&watchdog);
- else if (!strncmp(opt, "flow_ctrl:", 10))
- strict_strtoul(opt + 10, 0,
- (unsigned long *)&flow_ctrl);
- else if (!strncmp(opt, "pause:", 6))
- strict_strtoul(opt + 6, 0, (unsigned long *)&pause);
+ if (!strncmp(opt, "debug:", 6)) {
+ if (strict_strtoul(opt + 6, 0, (unsigned long *)&debug))
+ goto err;
+ } else if (!strncmp(opt, "phyaddr:", 8)) {
+ if (strict_strtoul(opt + 8, 0,
+ (unsigned long *)&phyaddr))
+ goto err;
+ } else if (!strncmp(opt, "dma_txsize:", 11)) {
+ if (strict_strtoul(opt + 11, 0,
+ (unsigned long *)&dma_txsize))
+ goto err;
+ } else if (!strncmp(opt, "dma_rxsize:", 11)) {
+ if (strict_strtoul(opt + 11, 0,
+ (unsigned long *)&dma_rxsize))
+ goto err;
+ } else if (!strncmp(opt, "buf_sz:", 7)) {
+ if (strict_strtoul(opt + 7, 0,
+ (unsigned long *)&buf_sz))
+ goto err;
+ } else if (!strncmp(opt, "tc:", 3)) {
+ if (strict_strtoul(opt + 3, 0, (unsigned long *)&tc))
+ goto err;
+ } else if (!strncmp(opt, "watchdog:", 9)) {
+ if (strict_strtoul(opt + 9, 0,
+ (unsigned long *)&watchdog))
+ goto err;
+ } else if (!strncmp(opt, "flow_ctrl:", 10)) {
+ if (strict_strtoul(opt + 10, 0,
+ (unsigned long *)&flow_ctrl))
+ goto err;
+ } else if (!strncmp(opt, "pause:", 6)) {
+ if (strict_strtoul(opt + 6, 0, (unsigned long *)&pause))
+ goto err;
#ifdef CONFIG_STMMAC_TIMER
- else if (!strncmp(opt, "tmrate:", 7))
- strict_strtoul(opt + 7, 0, (unsigned long *)&tmrate);
+ } else if (!strncmp(opt, "tmrate:", 7)) {
+ if (strict_strtoul(opt + 7, 0,
+ (unsigned long *)&tmrate))
+ goto err;
#endif
+ }
}
return 0;
+
+err:
+ pr_err("%s: ERROR broken module parameter conversion", __func__);
+ return -EINVAL;
}
__setup("stmmaceth=", stmmac_cmdline_opt);
--
1.7.4.4
--
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