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authorYauheni Kaliuta <yauheni.kaliuta@redhat.com>2020-11-29 18:47:35 +0200
committerLucas De Marchi <lucas.demarchi@intel.com>2020-12-01 00:44:17 -0800
commit47807c4cfa5ffe1e5da27e3d3056d9b47ba998c5 (patch)
tree109a5b8f307acf8bb105cd2e7e66ef2ea9603e33
parent2f38000256d63f77a36cc49040436ba8647d09af (diff)
downloadkmod-47807c4cfa5ffe1e5da27e3d3056d9b47ba998c5.tar.gz
libkmod: kmod_builtin_get_modinfo: free modinfo on error
The function allocates array but on building it if get_string() fails it returns the error leaving the array allocated. The caller does not care about it in error case either. Free it to fix memory leak. Signed-off-by: Yauheni Kaliuta <yauheni.kaliuta@redhat.com>
-rw-r--r--libkmod/libkmod-builtin.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/libkmod/libkmod-builtin.c b/libkmod/libkmod-builtin.c
index aaec5dd..fc9a376 100644
--- a/libkmod/libkmod-builtin.c
+++ b/libkmod/libkmod-builtin.c
@@ -314,6 +314,7 @@ ssize_t kmod_builtin_get_modinfo(struct kmod_ctx *ctx, const char *modname,
offset = get_string(iter, pos, &line, &linesz);
if (offset <= 0) {
count = (offset) ? -errno : -EOF;
+ free(*modinfo);
goto fail;
}