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-rw-r--r--fileset.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fileset.c b/fileset.c
index c47f7ee..362121d 100644
--- a/fileset.c
+++ b/fileset.c
@@ -144,7 +144,7 @@ fileset_is_file_in_set(const char *fname1, const char *fname2)
pfx1 = strrchr(dup_f1, '.');
pfx2 = strrchr(dup_f2, '.');
- if(strcmp(pfx1, pfx2) != 0) {
+ if(pfx1 == NULL || pfx2 == NULL || strcmp(pfx1, pfx2) != 0) {
g_free(dup_f1);
g_free(dup_f2);
return FALSE;