diff options
Diffstat (limited to 'lib/librte_pci/rte_pci.c')
| -rw-r--r-- | lib/librte_pci/rte_pci.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/librte_pci/rte_pci.c b/lib/librte_pci/rte_pci.c index 530738db..f400178b 100644 --- a/lib/librte_pci/rte_pci.c +++ b/lib/librte_pci/rte_pci.c @@ -30,6 +30,10 @@ get_u8_pciaddr_field(const char *in, void *_u8, char dlm) uint8_t *u8 = _u8; char *end; + /* empty string is an error though strtoul() returns 0 */ + if (*in == '\0') + return NULL; + errno = 0; val = strtoul(in, &end, 16); if (errno != 0 || end[0] != dlm || val > UINT8_MAX) { |