diff options
| -rw-r--r-- | builtin-apply.c | 11 | ||||
| -rwxr-xr-x | t/t4120-apply-popt.sh | 5 |
2 files changed, 14 insertions, 2 deletions
diff --git a/builtin-apply.c b/builtin-apply.c index 36e2f9dda5..218363fe04 100644 --- a/builtin-apply.c +++ b/builtin-apply.c @@ -404,6 +404,9 @@ static char *squash_slash(char *name) { int i = 0, j = 0; + if (!name) + return NULL; + while (name[i]) { if ((name[j++] = name[i++]) == '/') while (name[i] == '/') @@ -416,7 +419,10 @@ static char *squash_slash(char *name) static char *find_name(const char *line, char *def, int p_value, int terminate) { int len; - const char *start = line; + const char *start = NULL; + + if (p_value == 0) + start = line; if (*line == '"') { struct strbuf name = STRBUF_INIT; @@ -1199,7 +1205,8 @@ static int find_header(char *line, unsigned long size, int *hdrsize, struct patc continue; if (!patch->old_name && !patch->new_name) { if (!patch->def_name) - die("git diff header lacks filename information (line %d)", linenr); + die("git diff header lacks filename information when removing " + "%d leading pathname components (line %d)" , p_value, linenr); patch->old_name = patch->new_name = patch->def_name; } patch->is_toplevel_relative = 1; diff --git a/t/t4120-apply-popt.sh b/t/t4120-apply-popt.sh index 83d4ba6798..b463b4f05c 100755 --- a/t/t4120-apply-popt.sh +++ b/t/t4120-apply-popt.sh @@ -22,4 +22,9 @@ test_expect_success 'apply git diff with -p2' ' git apply -p2 patch.file ' +test_expect_success 'apply with too large -p' ' + test_must_fail git apply --stat -p3 patch.file 2>err && + grep "removing 3 leading" err +' + test_done |