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authorMasahiro Yamada <yamada.masahiro@socionext.com>2018-02-08 19:19:07 +0300
committerMasahiro Yamada <yamada.masahiro@socionext.com>2018-02-10 05:26:04 +0300
commitd717f24d8c68081caae2374cf5ea6c4e62c490fc (patch)
tree325008cf6d2fea2dfa15e4d49ae4d4d79fb1ff2b /scripts/kconfig/util.c
parent9e3e10c725360b9d07018cfcd5b7b6b7d325fae5 (diff)
downloadlinux-d717f24d8c68081caae2374cf5ea6c4e62c490fc.tar.xz
kconfig: add xrealloc() helper
We already have xmalloc(), xcalloc(). Add xrealloc() as well to save tedious error handling. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'scripts/kconfig/util.c')
-rw-r--r--scripts/kconfig/util.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/scripts/kconfig/util.c b/scripts/kconfig/util.c
index 0e76042473cc..138894ef49ea 100644
--- a/scripts/kconfig/util.c
+++ b/scripts/kconfig/util.c
@@ -104,7 +104,7 @@ void str_append(struct gstr *gs, const char *s)
if (s) {
l = strlen(gs->s) + strlen(s) + 1;
if (l > gs->len) {
- gs->s = realloc(gs->s, l);
+ gs->s = xrealloc(gs->s, l);
gs->len = l;
}
strcat(gs->s, s);
@@ -145,3 +145,12 @@ void *xcalloc(size_t nmemb, size_t size)
fprintf(stderr, "Out of memory.\n");
exit(1);
}
+
+void *xrealloc(void *p, size_t size)
+{
+ p = realloc(p, size);
+ if (p)
+ return p;
+ fprintf(stderr, "Out of memory.\n");
+ exit(1);
+}