mesa/util: don't ignore NULL returned from 'malloc'

We should exit from the function 'util_vasprintf'
with error code -1 for case where 'malloc'
returns NULL

Reviewed-by: Eric Engestrom <eric.engestrom@intel.com>
Fixes: 864148d69e1e "util: add util_vasprintf() for Windows (v2)"
Signed-off-by: Andrii Simiklit <andrii.simiklit@globallogic.com>

diff --git a/src/util/u_string.h b/src/util/u_string.h
index 374c00e0bcb9302cb11b629bcb3beae36fc7a39a..fb43ed0afc31623e0bbc61fc793af0f2bef0cce1 100644 (file)
--- a/src/util/u_string.h
+++ b/src/util/u_string.h
@@ -126,7 +126,7 @@ util_vasprintf(char **ret, const char *format, va_list ap)
       return -1;
 
    *ret = (char *) malloc(r + 1);
-   if (!ret)
+   if (!*ret)
       return -1;
 
    /* Print to buffer */