alsactl: init - parse() - fix possible double free

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/alsactl/init_parse.c b/alsactl/init_parse.c
index 58b46f42de4bf9d2d206580800663c92dd5488a3..71348da3729c76170da24d5120ded362ac871228 100644 (file)
--- a/alsactl/init_parse.c
+++ b/alsactl/init_parse.c
@@ -1701,6 +1701,7 @@ static int parse(struct space *space, const char *filename)
                
                if (count > linesize - 1) {
                        free(line);
+                       line = NULL;
                        linesize = (count + 127 + 1) & ~127;
                        if (linesize > 2048) {
                                error("file %s, line %i too long", filename, linenum);