eal: fix argument parsing check

This patch fixes wrong error checking of rte_eal_parse_devargs_str().
Currently, a return value of strdup() is wrongly checked.

Fixes: 0fe11ec592b2 ("eal: add vdev init and uninit")

Signed-off-by: Tetsuya Mukawa <mukawa@igel.co.jp>
Acked-by: David Marchand <david.marchand@6wind.com>

diff --git a/lib/librte_eal/common/eal_common_devargs.c b/lib/librte_eal/common/eal_common_devargs.c
index 2bfe54a..e403717 100644 (file)
--- a/lib/librte_eal/common/eal_common_devargs.c
+++ b/lib/librte_eal/common/eal_common_devargs.c
@@ -58,7 +58,7 @@ rte_eal_parse_devargs_str(const char *devargs_str,
                return -1;
 
        *drvname = strdup(devargs_str);
-       if (drvname == NULL)
+       if (*drvname == NULL)
                return -1;
 
        /* set the first ',' to '\0' to split name and arguments */