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| author | Junio C Hamano <gitster@pobox.com> | 2017-11-15 03:14:26 (GMT) |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2017-11-15 03:14:26 (GMT) |
| commit | d4a5de7bde4791fabc61225336920f83801f26d2 (patch) | |
| tree | d1174efb0d79c885e1ef9f5371abc47a35935657 /imap-send.c | |
| parent | fcaba621925bc6847000aa61a60c7b5fa22d892a (diff) | |
| parent | 618ec81abbda91d867ac43320c7fd3e8fcc23e78 (diff) | |
| download | git-d4a5de7bde4791fabc61225336920f83801f26d2.zip git-d4a5de7bde4791fabc61225336920f83801f26d2.tar.gz git-d4a5de7bde4791fabc61225336920f83801f26d2.tar.bz2 | |
Merge branch 'rs/imap-send-next-arg-fix'
Error checking in "git imap-send" for empty response has been
improved.
* rs/imap-send-next-arg-fix:
imap-send: handle missing response codes gracefully
imap-send: handle NULL return of next_arg()
Diffstat (limited to 'imap-send.c')
| -rw-r--r-- | imap-send.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/imap-send.c b/imap-send.c index 8c785f3..12cc4ea 100644 --- a/imap-send.c +++ b/imap-send.c @@ -684,7 +684,7 @@ static int parse_response_code(struct imap_store *ctx, struct imap_cmd_cb *cb, struct imap *imap = ctx->imap; char *arg, *p; - if (*s != '[') + if (!s || *s != '[') return RESP_OK; /* no response code */ s++; if (!(p = strchr(s, ']'))) { @@ -693,6 +693,10 @@ static int parse_response_code(struct imap_store *ctx, struct imap_cmd_cb *cb, } *p++ = 0; arg = next_arg(&s); + if (!arg) { + fprintf(stderr, "IMAP error: empty response code\n"); + return RESP_BAD; + } if (!strcmp("UIDVALIDITY", arg)) { if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg))) { fprintf(stderr, "IMAP error: malformed UIDVALIDITY status\n"); @@ -725,7 +729,8 @@ static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd) { struct imap *imap = ctx->imap; struct imap_cmd *cmdp, **pcmdp; - char *cmd, *arg, *arg1; + char *cmd; + const char *arg, *arg1; int n, resp, resp2, tag; for (;;) { @@ -733,6 +738,10 @@ static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd) return RESP_BAD; arg = next_arg(&cmd); + if (!arg) { + fprintf(stderr, "IMAP error: empty response\n"); + return RESP_BAD; + } if (*arg == '*') { arg = next_arg(&cmd); if (!arg) { @@ -807,6 +816,8 @@ static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd) if (cmdp->cb.cont || cmdp->cb.data) imap->literal_pending = 0; arg = next_arg(&cmd); + if (!arg) + arg = ""; if (!strcmp("OK", arg)) resp = DRV_OK; else { |