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eal/windows: fix out-of-memory check in asprintf
[dpdk.git]
/
lib
/
librte_eal
/
windows
/
eal
/
include
/
rte_os.h
diff --git
a/lib/librte_eal/windows/eal/include/rte_os.h
b/lib/librte_eal/windows/eal/include/rte_os.h
index
9e76261
..
c76be12
100644
(file)
--- a/
lib/librte_eal/windows/eal/include/rte_os.h
+++ b/
lib/librte_eal/windows/eal/include/rte_os.h
@@
-64,12
+64,15
@@
asprintf(char **buffer, const char *format, ...)
va_list arg;
va_start(arg, format);
va_list arg;
va_start(arg, format);
- size = vsnprintf(NULL, 0, format, arg)
+ 1
;
+ size = vsnprintf(NULL, 0, format, arg);
va_end(arg);
va_end(arg);
+ if (size < 0)
+ return -1;
+ size++;
*buffer = malloc(size);
*buffer = malloc(size);
- if (buffer == NULL)
-
printf("Cannot allocate memory")
;
+ if (
*
buffer == NULL)
+
return -1
;
va_start(arg, format);
ret = vsnprintf(*buffer, size, format, arg);
va_start(arg, format);
ret = vsnprintf(*buffer, size, format, arg);