mt7601u: remove a warning in mt7601u_efuse_physical_size_check()

LorenzoBianconi · Kalle Valo · commit 3fb2f6a4db98 · 2018-03-13T18:32:56.000+02:00
Fix the following sparse warning in mt7601u_efuse_physical_size_check:
- drivers/net/wireless/mediatek/mt7601u/eeprom.c:77:27: warning:
  Variable length array is used

Signed-off-by: Lorenzo Bianconi &lt;lorenzo.bianconi@redhat.com&gt;
Acked-by: Jakub Kicinski &lt;kubakici@wp.pl&gt;
Signed-off-by: Kalle Valo &lt;kvalo@codeaurora.org&gt;
diff --git a/drivers/net/wireless/mediatek/mt7601u/eeprom.c b/drivers/net/wireless/mediatek/mt7601u/eeprom.c
@@ -75,7 +75,7 @@ static int
 mt7601u_efuse_physical_size_check(struct mt7601u_dev *dev)
 {
 	const int map_reads = DIV_ROUND_UP(MT_EFUSE_USAGE_MAP_SIZE, 16);
-	u8 data[map_reads * 16];
+	u8 data[round_up(MT_EFUSE_USAGE_MAP_SIZE, 16)];
 	int ret, i;
 	u32 start = 0, end = 0, cnt_free;
 

Original file line number	Diff line number	Diff line change
`@@ -75,7 +75,7 @@ static int`
`75`	`75`	`mt7601u_efuse_physical_size_check(struct mt7601u_dev *dev)`
`76`	`76`	`{`
`77`	`77`	`const int map_reads = DIV_ROUND_UP(MT_EFUSE_USAGE_MAP_SIZE, 16);`
`78`		`- u8 data[map_reads * 16];`
	`78`	`+ u8 data[round_up(MT_EFUSE_USAGE_MAP_SIZE, 16)];`
`79`	`79`	`int ret, i;`
`80`	`80`	`u32 start = 0, end = 0, cnt_free;`
`81`	`81`