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-rw-r--r--lib/libalpm/conflict.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/libalpm/conflict.c b/lib/libalpm/conflict.c
index 91f43602..5c53b961 100644
--- a/lib/libalpm/conflict.c
+++ b/lib/libalpm/conflict.c
@@ -251,6 +251,10 @@ static alpm_list_t *chk_filedifference(alpm_list_t *filesA, alpm_list_t *filesB)
alpm_list_t *ret = NULL;
alpm_list_t *pA = filesA, *pB = filesB;
+ if(pB == NULL) {
+ return(alpm_list_strdup(pA));
+ }
+
while(pA && pB) {
const char *strA = pA->data;
const char *strB = pB->data;