lib: fix shifting 32-bit signed variable 31 times

Fix cppcheck warning by marking variable as unsigned.

Fixes: dc276b5780c2 ("acl: new library")
Fixes: 986ff526fb84 ("net: add CRC computation API")
Cc: stable@dpdk.org
Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>

diff --git a/lib/librte_acl/acl_gen.c b/lib/librte_acl/acl_gen.c
index bed66be..35a0140 100644 (file)
--- a/lib/librte_acl/acl_gen.c
+++ b/lib/librte_acl/acl_gen.c
@@ -163,7 +163,7 @@ acl_count_sequential_groups(struct rte_acl_bitset *bits, int zero_one)
 
        for (n = QRANGE_MIN; n < UINT8_MAX + 1; n++) {
                if (bits->bits[n / (sizeof(bits_t) * 8)] &
-                               (1 << (n % (sizeof(bits_t) * 8)))) {
+                               (1U << (n % (sizeof(bits_t) * 8)))) {
                        if (zero_one == 1 && last_bit != 1)
                                ranges++;
                        last_bit = 1;

diff --git a/lib/librte_net/rte_net_crc.c b/lib/librte_net/rte_net_crc.c
index 73ac3a9..dca0830 100644 (file)
--- a/lib/librte_net/rte_net_crc.c
+++ b/lib/librte_net/rte_net_crc.c
@@ -69,8 +69,8 @@ reflect_32bits(uint32_t val)
        uint32_t i, res = 0;
 
        for (i = 0; i < 32; i++)
-               if ((val & (1 << i)) != 0)
-                       res |= (uint32_t)(1 << (31 - i));
+               if ((val & (1U << i)) != 0)
+                       res |= (uint32_t)(1U << (31 - i));
 
        return res;
 }