staging: media: atomisp: fix range checking on clk_num

The range checking on clk_num is incorrect; fix these so that invalid
clk_num values are detected correctly.

Detected by static analysis with by PVS-Studio

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/media/atomisp/platform/clock/vlv2_plat_clock.c b/drivers/staging/media/atomisp/platform/clock/vlv2_plat_clock.c
index a322539d2621591c3aba706e155858218dec3b85..f96789a31819cb9b171acb490603faa3f0b944a6 100644 (file)
--- a/drivers/staging/media/atomisp/platform/clock/vlv2_plat_clock.c
+++ b/drivers/staging/media/atomisp/platform/clock/vlv2_plat_clock.c
@@ -67,7 +67,7 @@ int vlv2_plat_set_clock_freq(int clk_num, int freq_type)
 {
        void __iomem *addr;
 
-       if (clk_num < 0 && clk_num > MAX_CLK_COUNT) {
+       if (clk_num < 0 || clk_num >= MAX_CLK_COUNT) {
                pr_err("Clock number out of range (%d)\n", clk_num);
                return -EINVAL;
        }
@@ -103,7 +103,7 @@ int vlv2_plat_get_clock_freq(int clk_num)
 {
        u32 ret;
 
-       if (clk_num < 0 && clk_num > MAX_CLK_COUNT) {
+       if (clk_num < 0 || clk_num >= MAX_CLK_COUNT) {
                pr_err("Clock number out of range (%d)\n", clk_num);
                return -EINVAL;
        }
@@ -133,7 +133,7 @@ int vlv2_plat_configure_clock(int clk_num, u32 conf)
 {
        void __iomem *addr;
 
-       if (clk_num < 0 && clk_num > MAX_CLK_COUNT) {
+       if (clk_num < 0 || clk_num >= MAX_CLK_COUNT) {
                pr_err("Clock number out of range (%d)\n", clk_num);
                return -EINVAL;
        }
@@ -169,7 +169,7 @@ int vlv2_plat_get_clock_status(int clk_num)
 {
        int ret;
 
-       if (clk_num < 0 && clk_num > MAX_CLK_COUNT) {
+       if (clk_num < 0 || clk_num >= MAX_CLK_COUNT) {
                pr_err("Clock number out of range (%d)\n", clk_num);
                return -EINVAL;
        }