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author | Thierry Vignaud <tv@mageia.org> | 2013-01-14 20:24:32 +0000 |
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committer | Thierry Vignaud <tv@mageia.org> | 2013-01-14 20:24:32 +0000 |
commit | cd134962064d824cb883c082d563bb7b7325827f (patch) | |
tree | 212a56caca3a5cc819869f0a648109c7c8fb3f76 /pci.c | |
parent | a3d75c7c9d9aac00d72aef6088a9c2cd415bc213 (diff) | |
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dynamically resize memory when reaching max devices limit (mga#8320)
Diffstat (limited to 'pci.c')
-rw-r--r-- | pci.c | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -56,6 +56,7 @@ extern struct pciusb_entries pci_probe(void) { static struct pci_access *pacc; struct pci_dev *dev; char classbuf[128], vendorbuf[128], devbuf[128]; + size_t allocated = MAX_DEVICES; r.nb = 0; if ((access(proc_pci_path_default, R_OK) != 0) @@ -76,8 +77,11 @@ extern struct pciusb_entries pci_probe(void) { r.nb = 0; r.entries = malloc(sizeof(struct pciusb_entry) * MAX_DEVICES); - for (dev = pacc->devices; dev && r.nb < MAX_DEVICES; dev = dev->next, r.nb++) { - + for (dev = pacc->devices; dev; dev = dev->next, r.nb++) { + if (r.nb >= allocated) { + allocated = r.nb*2; + r.entries = realloc(r.entries, sizeof(struct pciusb_entry) * allocated); + } struct pciusb_entry *e = &r.entries[r.nb]; memset(buf, 0, CONFIG_SPACE_SIZE); // make sure not to retrieve values from previous devices pci_setup_cache(dev, (u8*)buf, CONFIG_SPACE_SIZE); |